VOCABULARY · MORPHOLOGY · PHRASE

四级词汇词组库

共 5100 个单词、34553 个词组。支持按首字母、词根、前缀、后缀检索，自然人声朗读，例句一键翻译，并可标记掌握程度。

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39653词条总量
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0未掌握
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我的词汇掌握分类

用“已掌握、未掌握、需强化”建立可执行的复习队列；标记后统计会立即更新。

单词已掌握 0未掌握 0需强化 0
词组已掌握 0未掌握 0需强化 0
单词 5100 词组 34553
全部 ABCDEFGHIJKLMNOPQRSTUVWXYZ

符合条件：1221 条

词组

a number of

许多；若干

用法：a number of + 复数名词（谓语用复数）

A number of students have signed up for the English club.
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account for

对…负有责任；对…做出解释；说明……的原因

用法：account for + 名词

Online sales account for nearly half of the total.
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apply for

申请，请求

用法：apply for + 职位/签证

She decided to apply for a part-time job during the summer vacation.
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be responsible for

对……负责

用法：be responsible for + 名词/doing

Each student is responsible for keeping the classroom clean.
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give up

放弃；交出

用法：give up + 名词/doing

He decided to give up smoking for the sake of his health.
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hand in

交上；提交；呈送

用法：hand in + 作业/报告

Please hand in your essays before Friday afternoon.
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look forward to

期待；盼望

用法：look forward to + 名词/doing

We are all looking forward to hearing from you soon.
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make sure

确信；证实

用法：make sure + that 从句/of

Please make sure that all the windows are closed before you leave.
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make use of

利用

用法：make (full/good) use of + 名词

We should make full use of our time before the final exams.
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play a role in

在...中发挥作用

用法：play a role in + 名词/动名词

Sleep plays a role in memory formation.
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adapt to

适应

用法：adapt (oneself) to + 环境

It takes time for freshmen to adapt to college life.
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even though

即使；尽管

用法：引导让步状语从句

Even though he was tired, he continued to prepare for the exam.
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fill in

填写；填充；替代

用法：fill in + 表格/空格

Please fill in the application form with your personal information.
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for instance

例如

用法：独立状语

Many hobbies are inexpensive; for instance, jogging costs almost nothing.
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for the sake of

为了；为了…的利益

用法：for the sake of + 名词

For the sake of safety, please wear a helmet when riding.
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in conclusion

总之；最后

用法：独立状语，常用于文章结尾

In conclusion, reading widely is essential for improving writing.
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in the long run

从长远来看

用法：独立状语

Learning a foreign language will benefit you in the long run.
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insist on

坚持，坚决要求；督促，强调

用法：insist on + 名词/doing

He insisted on paying for the meal himself.
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keep in mind

记住

用法：keep sth. in mind / keep in mind that...

Keep in mind that the deadline for the report is next Monday.
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keep up with

赶得上；和…保持联系

用法：keep up with + 变化/节奏

It is difficult for the elderly to keep up with new technology.
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make up for

补偿，弥补

用法：make up for + 损失/不足

He worked extra hours to make up for the time he had lost.
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plenty of

大量；很多；许多

用法：plenty of + 名词

Make sure you get plenty of rest before the exam.
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put forward

v. 提出；拿出；放出；推举出

用法：put forward + 建议/计划

The committee put forward a plan to reduce campus waste.
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stand for

代表；象征

用法：缩写/标志 + stand for

The letters WTO stand for the World Trade Organization.
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take up

占用（时间、空间）；开始从事

用法：take up + 时间/空间/爱好

Preparing for the exam takes up most of my spare time.
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there is no doubt that

毫无疑问

用法：There is no doubt that + 从句

There is no doubt that exercise is good for both body and mind.
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turn to

求助于；转向

用法：turn to sb. for help

When in trouble, many young people turn to the Internet for advice.
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a form of

一种…的形式

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a mine of information

知识的宝库

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a small fortune

[口，谑]一笔巨款；很多钱