D-F 字母段 核心词汇
本页收录 172 个四级核心词汇，按字母排序。点击单词可查看例句。
| 单词 | 音标 | 释义 | 例句 |
|---|---|---|---|
| damage | /ˈdæmɪdʒ/ | v./n. 损坏；损害 | The storm caused severe damage. |
| debate | /dɪˈbeɪt/ | n./v. 辩论；争论 | The debate on climate policy continues. |
| decade | /ˈdekeɪd/ | n. 十年 | The city has changed a lot over the past decade. |
| decline | /dɪˈklaɪn/ | v./n. 下降；拒绝 | The population is in decline. |
| decorate | /ˈdekəreɪt/ | v. 装饰；装修 | They decorated the room with flowers. |
| decrease | /dɪˈkriːs/ | v./n. 减少；降低 | Pollution levels have decreased. |
| defend | /dɪˈfend/ | v. 防御；保卫；辩护 | She defended her thesis successfully. |
| define | /dɪˈfaɪn/ | v. 定义；界定 | How do you define success? |
| definitely | /ˈdefɪnətli/ | adv. 肯定地；明确地 | I will definitely attend the party. |
| degree | /dɪˈɡriː/ | n. 程度；学位；度 | The temperature dropped by 10 degrees. |
| delay | /dɪˈleɪ/ | v./n. 延迟；耽搁 | The flight was delayed for two hours. |
| deliberate | /dɪˈlɪbərət/ | adj. 故意的；深思熟虑的 | It was a deliberate attempt to deceive. |
| delicate | /ˈdelɪkət/ | adj. 精致的；脆弱的；微妙的 | The situation is delicate and needs care. |
| deliver | /dɪˈlɪvər/ | v. 递送；发表；接生 | The package was delivered this morning. |
| demand | /dɪˈmænd/ | n./v. 需求；要求 | The demand for energy is growing. |
| demonstrate | /ˈdemənstreɪt/ | v. 证明；演示；示威 | The experiment demonstrated the theory. |
| deny | /dɪˈnaɪ/ | v. 否认；拒绝 | He denied all the accusations. |
| depart | /dɪˈpɑːrt/ | v. 离开；出发 | The train departs at 8 a.m. |
| depend | /dɪˈpend/ | v. 依靠；取决于 | Success depends on hard work. |
| deposit | /dɪˈpɑːzɪt/ | n./v. 存款；押金；沉积 | I made a deposit of $500. |
| depress | /dɪˈpres/ | v. 使沮丧；使萧条 | The news really depressed me. |
| derive | /dɪˈraɪv/ | v. 源自；获得 | Many English words derive from Latin. |
| describe | /dɪˈskraɪb/ | v. 描述；形容 | Can you describe the suspect? |
| deserve | /dɪˈzɜːrv/ | v. 值得；应得 | You deserve a promotion. |
| design | /dɪˈzaɪn/ | v./n. 设计 | The building was designed by a famous architect. |
| desire | /dɪˈzaɪər/ | n./v. 渴望；欲望 | She has a strong desire to succeed. |
| desperate | /ˈdespərət/ | adj. 绝望的；不顾一切的 | They were desperate for help. |
| despite | /dɪˈspaɪt/ | prep. 尽管 | Despite the rain, we went out. |
| destination | /ˌdestɪˈneɪʃn/ | n. 目的地 | Our destination is the Great Wall. |
| destroy | /dɪˈstrɔɪ/ | v. 破坏；摧毁 | The earthquake destroyed many buildings. |
| determine | /dɪˈtɜːrmɪn/ | v. 决定；确定 | Age should not determine ability. |
| develop | /dɪˈveləp/ | v. 发展；开发；培养 | She developed an interest in music. |
| device | /dɪˈvaɪs/ | n. 设备；装置 | Electronic devices are everywhere. |
| devote | /dɪˈvoʊt/ | v. 致力于；奉献 | He devoted his life to education. |
| differ | /ˈdɪfər/ | v. 不同；有区别 | Opinions differ on this matter. |
| digest | /daɪˈdʒest/ | v. 消化；领会 | It takes time to digest this information. |
| digital | /ˈdɪdʒɪtl/ | adj. 数字的 | We are living in the digital age. |
| dimension | /daɪˈmenʃn/ | n. 维度；尺寸；方面 | The problem has many dimensions. |
| diploma | /dɪˈploʊmə/ | n. 文凭；毕业证书 | He received his diploma at graduation. |
| disable | /dɪsˈeɪbl/ | v. 使残疾；使无效 | The accident disabled him for life. |
| disappear | /ˌdɪsəˈpɪr/ | v. 消失 | The sun disappeared behind the clouds. |
| disappoint | /ˌdɪsəˈpɔɪnt/ | v. 使失望 | His performance disappointed everyone. |
| discipline | /ˈdɪsəplɪn/ | n./v. 纪律；学科；训练 | Self-discipline is the key to success. |
| discount | /ˈdɪskaʊnt/ | n./v. 折扣 | Students get a 20% discount. |
| discrimination | /dɪˌskrɪmɪˈneɪʃn/ | n. 歧视；辨别 | The law prohibits racial discrimination. |
| disease | /dɪˈziːz/ | n. 疾病 | Heart disease is a leading cause of death. |
| dismiss | /dɪsˈmɪs/ | v. 解雇；驳回；不予考虑 | He was unfairly dismissed from his job. |
| disorder | /dɪsˈɔːrdər/ | n. 混乱；失调 | The room was in complete disorder. |
| display | /dɪˈspleɪ/ | v./n. 展示；显示 | The museum displays ancient artifacts. |
| dispose | /dɪˈspoʊz/ | v. 处理；处置 | How do you dispose of electronic waste? |
| dispute | /dɪˈspjuːt/ | n./v. 争论；争端 | The dispute was settled peacefully. |
| dissolve | /dɪˈzɑːlv/ | v. 溶解；解散 | Sugar dissolves in water. |
| distinct | /dɪˈstɪŋkt/ | adj. 明显的；不同的 | There is a distinct improvement in quality. |
| distinguish | /dɪˈstɪŋɡwɪʃ/ | v. 区分；辨别 | Can you distinguish real from fake? |
| distribute | /dɪˈstrɪbjuːt/ | v. 分配；分发 | Leaflets were distributed to passersby. |
| disturb | /dɪˈstɜːrb/ | v. 打扰；扰乱 | Please do not disturb the sleeping baby. |
| diverse | /daɪˈvɜːrs/ | adj. 多样的；不同的 | The city has a diverse population. |
| domestic | /dəˈmestɪk/ | adj. 国内的；家庭的 | Domestic flights are cheaper. |
| dominate | /ˈdɑːmɪneɪt/ | v. 支配；主导 | The company dominates the market. |
| donate | /ˈdoʊneɪt/ | v. 捐赠 | Many people donated blood after the disaster. |
| doubt | /daʊt/ | n./v. 怀疑 | I doubt his honesty. |
| draft | /dræft/ | n. 草稿；汇票 | This is just the first draft of the report. |
| dramatic | /drəˈmætɪk/ | adj. 戏剧性的；巨大的 | There has been a dramatic increase in sales. |
| drown | /draʊn/ | v. 淹死；淹没 | The music drowned out the conversation. |
| durable | /ˈdʊrəbl/ | adj. 耐用的；持久的 | These products are durable and reliable. |
| dynamic | /daɪˈnæmɪk/ | adj. 动态的；有活力的 | China has a dynamic economy. |
| eager | /ˈiːɡər/ | adj. 渴望的；热切的 | She is eager to start her new job. |
| earn | /ɜːrn/ | v. 赚取；赢得 | He earns a good salary. |
| economic | /ˌiːkəˈnɑːmɪk/ | adj. 经济的 | The country faces economic challenges. |
| economy | /ɪˈkɑːnəmi/ | n. 经济；节约 | The global economy is recovering. |
| edition | /ɪˈdɪʃn/ | n. 版本 | The second edition of the book was released. |
| educate | /ˈedʒukeɪt/ | v. 教育；培养 | Parents should educate their children well. |
| effective | /ɪˈfektɪv/ | adj. 有效的 | This medicine is very effective. |
| efficiency | /ɪˈfɪʃnsi/ | n. 效率 | The new system improved efficiency. |
| effort | /ˈefərt/ | n. 努力；尽力 | Every effort counts towards success. |
| elaborate | /ɪˈlæbərət/ | adj. 精心制作的；详尽的 | He gave an elaborate explanation. |
| elderly | /ˈeldərli/ | adj. 年长的 | The elderly need special care. |
| elect | /ɪˈlekt/ | v. 选举；选择 | She was elected president of the club. |
| electronic | /ɪˌlekˈtrɑːnɪk/ | adj. 电子的 | Electronic devices have changed our lives. |
| element | /ˈelɪmənt/ | n. 元素；要素 | Trust is a crucial element of teamwork. |
| eliminate | /ɪˈlɪmɪneɪt/ | v. 消除；淘汰 | The goal is to eliminate poverty. |
| embarrass | /ɪmˈbærəs/ | v. 使尴尬 | His question embarrassed me. |
| embrace | /ɪmˈbreɪs/ | v. 拥抱；接受；包含 | We should embrace change, not fear it. |
| emerge | /iˈmɜːrdʒ/ | v. 出现；浮现 | New problems emerged during the project. |
| emergency | /iˈmɜːrdʒənsi/ | n. 紧急情况 | Call 911 in case of emergency. |
| emission | /iˈmɪʃn/ | n. 排放；散发 | Carbon emissions must be reduced. |
| emotion | /ɪˈmoʊʃn/ | n. 情感；情绪 | He showed no emotion at the news. |
| emphasis | /ˈemfəsɪs/ | n. 强调；重点 | The school puts emphasis on creativity. |
| employ | /ɪmˈplɔɪ/ | v. 雇用；使用 | The company employs over 5,000 people. |
| enable | /ɪˈneɪbl/ | v. 使能够 | Technology enables remote learning. |
| encounter | /ɪnˈkaʊntər/ | v./n. 遭遇；偶遇 | I encountered many difficulties along the way. |
| encourage | /ɪnˈkɜːrɪdʒ/ | v. 鼓励 | Parents should encourage their children. |
| enforce | /ɪnˈfɔːrs/ | v. 执行；强制 | Police enforce traffic laws. |
| engage | /ɪnˈɡeɪdʒ/ | v. 参与；从事；吸引 | Students should engage in class discussions. |
| enormous | /ɪˈnɔːrməs/ | adj. 巨大的 | The project required enormous effort. |
| ensure | /ɪnˈʃʊr/ | v. 确保；保证 | Please ensure all doors are locked. |
| enterprise | /ˈentərpraɪz/ | n. 企业；事业 | Small enterprises drive economic growth. |
| enthusiasm | /ɪnˈθuːziæzəm/ | n. 热情；热心 | He showed great enthusiasm for the project. |
| environment | /ɪnˈvaɪrənmənt/ | n. 环境 | Protecting the environment is our duty. |
| equal | /ˈiːkwəl/ | adj. 平等的；相等的 | All people are created equal. |
| equipment | /ɪˈkwɪpmənt/ | n. 设备；装备 | The lab has modern equipment. |
| equivalent | /ɪˈkwɪvələnt/ | adj./n. 等同的；等价物 | One mile is equivalent to 1.6 kilometers. |
| error | /ˈerər/ | n. 错误；误差 | The error was caused by human negligence. |
| essential | /ɪˈsenʃl/ | adj. 必要的；本质的 | Water is essential for life. |
| establish | /ɪˈstæblɪʃ/ | v. 建立；设立 | The company was established in 1998. |
| estimate | /ˈestɪmeɪt/ | v./n. 估计；估算 | We estimate the cost at $10,000. |
| evaluate | /ɪˈvæljueɪt/ | v. 评估；评价 | Teachers evaluate students' progress. |
| eventually | /ɪˈventʃuəli/ | adv. 最终；终于 | She eventually found her dream job. |
| evidence | /ˈevɪdəns/ | n. 证据；迹象 | There is no evidence to support his claim. |
| evolve | /iˈvɑːlv/ | v. 进化；发展 | Species evolve over millions of years. |
| exaggerate | /ɪɡˈzædʒəreɪt/ | v. 夸张；夸大 | Don't exaggerate the problem. |
| exceed | /ɪkˈsiːd/ | v. 超过；超越 | The result exceeded our expectations. |
| exception | /ɪkˈsepʃn/ | n. 例外 | There is no exception to the rule. |
| excessive | /ɪkˈsesɪv/ | adj. 过度的；过多的 | Excessive drinking is harmful. |
| exchange | /ɪksˈtʃeɪndʒ/ | v./n. 交换；兑换；交流 | We exchanged ideas at the meeting. |
| exclude | /ɪkˈskluːd/ | v. 排除；不包括 | The price excludes tax. |
| execute | /ˈeksɪkjuːt/ | v. 执行；处决 | The plan was executed perfectly. |
| exercise | /ˈeksərsaɪz/ | n./v. 锻炼；练习；行使 | Regular exercise keeps you healthy. |
| exhibit | /ɪɡˈzɪbɪt/ | v./n. 展览；展示 | The museum exhibits ancient art. |
| existence | /ɪɡˈzɪstəns/ | n. 存在；生存 | The existence of life on other planets is unknown. |
| expand | /ɪkˈspænd/ | v. 扩大；扩展 | The company plans to expand overseas. |
| expect | /ɪkˈspekt/ | v. 期望；预期 | I expect to graduate next year. |
| expense | /ɪkˈspens/ | n. 花费；代价 | Living expenses are rising rapidly. |
| experiment | /ɪkˈsperɪmənt/ | n./v. 实验；试验 | The experiment proved successful. |
| expert | /ˈekspɜːrt/ | n./adj. 专家；熟练的 | She is an expert in artificial intelligence. |
| explain | /ɪkˈspleɪn/ | v. 解释；说明 | Can you explain how it works? |
| explicit | /ɪkˈsplɪsɪt/ | adj. 明确的；直白的 | The instructions were explicit. |
| exploit | /ɪkˈsplɔɪt/ | v. 开发；利用；剥削 | They exploited natural resources irresponsibly. |
| explore | /ɪkˈsplɔːr/ | v. 探索；考察 | Scientists explore unknown territories. |
| export | /ɪkˈspɔːrt/ | v./n. 出口；输出 | China exports goods worldwide. |
| expose | /ɪkˈspoʊz/ | v. 暴露；揭露 | The report exposed corruption. |
| extend | /ɪkˈstend/ | v. 延伸；扩展；给予 | The deadline was extended by one week. |
| extensive | /ɪkˈstensɪv/ | adj. 广泛的；大量的 | She has extensive experience in teaching. |
| extent | /ɪkˈstent/ | n. 程度；范围 | To what extent do you agree? |
| external | /ɪkˈstɜːrnl/ | adj. 外部的；外界的 | External factors affect the market. |
| extraordinary | /ɪkˈstrɔːrdəneri/ | adj. 非凡的；特别的 | She has extraordinary talent. |
| extreme | /ɪkˈstriːm/ | adj./n. 极端的；极端 | Extreme weather is becoming more common. |
| facility | /fəˈsɪləti/ | n. 设施；设备 | Sports facilities are available on campus. |
| factor | /ˈfæktər/ | n. 因素；要素 | Cost is an important factor to consider. |
| faculty | /ˈfæklti/ | n. 才能；学院；全体教员 | The faculty of science is top-ranked. |
| fade | /feɪd/ | v. 褪色；逐渐消失 | The color faded in the sunlight. |
| failure | /ˈfeɪljər/ | n. 失败；故障 | Failure is a stepping stone to success. |
| faith | /feɪθ/ | n. 信仰；信任 | I have faith in your abilities. |
| familiar | /fəˈmɪliər/ | adj. 熟悉的 | This song sounds familiar. |
| fascinate | /ˈfæsɪneɪt/ | v. 使着迷 | Space exploration fascinates me. |
| fashion | /ˈfæʃn/ | n. 时尚；方式 | Fashion trends change quickly. |
| fatal | /ˈfeɪtl/ | adj. 致命的 | The accident proved fatal. |
| favor | /ˈfeɪvər/ | n./v. 喜爱；支持；恩惠 | Can you do me a favor? |
| feasible | /ˈfiːzəbl/ | adj. 可行的 | The plan is technically feasible. |
| feature | /ˈfiːtʃər/ | n./v. 特征；以……为特色 | The phone features a large screen. |
| federal | /ˈfedərəl/ | adj. 联邦的 | Federal law overrides state law. |
| feedback | /ˈfiːdbæk/ | n. 反馈 | We welcome your feedback. |
| fiction | /ˈfɪkʃn/ | n. 小说；虚构 | I enjoy reading science fiction. |
| fierce | /fɪrs/ | adj. 激烈的；凶猛的 | Competition in the industry is fierce. |
| figure | /ˈfɪɡjər/ | n. 数字；人物；身材 | She has a slim figure. |
| finance | /ˈfaɪnæns/ | n./v. 金融；财政；资助 | He works in the finance department. |
| flexible | /ˈfleksəbl/ | adj. 灵活的；柔韧的 | We need a flexible approach. |
| flourish | /ˈflɜːrɪʃ/ | v. 繁荣；兴旺 | The arts flourished during the Renaissance. |
| focus | /ˈfoʊkəs/ | n./v. 焦点；集中 | Let's focus on the main issue. |
| forbid | /fərˈbɪd/ | v. 禁止 | Smoking is forbidden in this building. |
| forecast | /ˈfɔːrkæst/ | n./v. 预测；预报 | The weather forecast says rain. |
| former | /ˈfɔːrmər/ | adj. 前者的；以前的 | Of the two options, I prefer the former. |
| fortune | /ˈfɔːrtʃən/ | n. 财富；运气 | He made a fortune in real estate. |
| foundation | /faʊnˈdeɪʃn/ | n. 基础；基金会 | Math is the foundation of science. |
| fragile | /ˈfrædʒl/ | adj. 易碎的；脆弱的 | Handle the glass with care; it's fragile. |
| framework | /ˈfreɪmwɜːrk/ | n. 框架；结构 | The project needs a clear framework. |
| frequent | /ˈfriːkwənt/ | adj. 频繁的 | Frequent exercise improves health. |
| frustrate | /ˈfrʌstreɪt/ | v. 使沮丧；挫败 | The delay frustrated everyone. |
| fulfill | /fʊlˈfɪl/ | v. 实现；满足；完成 | He fulfilled his dream of becoming a doctor. |
| function | /ˈfʌŋkʃn/ | n./v. 功能；运行 | What is the function of this button? |
| fundamental | /ˌfʌndəˈmentl/ | adj. 基本的重要的 | Freedom is a fundamental right. |
| furthermore | /ˌfɜːrðərˈmɔːr/ | adv. 此外；而且 | Furthermore, the cost is too high. |
记忆提示
本页共 172 个核心词汇。建议每天记忆 30-50 个，配合例句在语境中理解。