成语

brush_up的意思_音标_例句

brush up

音标

英 [brʌʃ ʌp]

美 [brʌʃ ʌp]

词性与含义

动词短语

温习;复习:指重新学习或练习已掌握但可能生疏的技能、知识,以恢复熟练度。

例:He brushed up on fractions before taking the arithmetic test.(在参加算术考试前他又重温了分数。)

例:I need to brush up my Spanish before traveling to Madrid.(去马德里旅行前,我得温习西班牙语。)

改进;提高:通过练习使技能或表现更完善。

例:She decided to brush up her cooking skills for the family dinner.(为家庭晚宴,她决定提升厨艺。)

例:Mr. Jones wanted to brush up on his computer skills.(琼斯先生想提高计算机技术。)

名词形式(brush-up)

擦;打扮:指清洁表面或整理仪容的动作。
例:Elaine went to the powder room for a quick brush-up.(伊莱恩去化妆间快速整理了一下。)

用法与搭配

常用结构

brush up on sth:后接具体技能或知识领域(如语言、学科、技术)。

例:You should brush up on driving rules to pass the test.(想通过考试,你需复习驾驶规则。)

例:I had hoped to brush up on my Spanish.(我曾打算温习西班牙语。)

适用场景

学习与考试:复习生疏的学科内容。

例:I must brush up on calculus before the final exam.(期末考试前我必须复习微积分。)

职业与工作:提升专业技能以应对任务或晋升。

例:Before the presentation, John brushed up on public speaking.(演讲前,约翰复习了演讲技巧。)

旅行与生活:为特定目的(如出国)重新掌握实用技能。

例:Before visiting Japan, she brushed up on basic Japanese phrases.(去日本前,她温习了基础日语短语。)

例句

My German has got rusty, I must brush it up.(我的德语已生疏,需要复习。)

Eleanor spent the summer brushing up on her driving.(埃莉诺整个夏天都在练习驾驶。)

You might want to brush up on tax rules as well as your poker skills.(你可能需要温习税法和扑克技巧。)

The team brushed up their presentation skills before the client meeting.(团队在客户会议前提升了演示技巧。)

She thought of brushing up her shorthand for the new job.(她考虑为新工作复习速记。)

短语搭配

brush up one's knowledge 温习知识

brush up on history 复习历史

quick brush-up 快速整理(仪容)

近义词辨析

review:侧重系统性回顾,常用于学术场景。
例:Review your notes before the test.(考试前复习笔记。)

polish up:强调“精进”,使技能达到更高水平。
例:Polish up your presentation to make it perfect.(完善演示文稿以确保完美。)

refresh:侧重“唤醒记忆”,恢复对信息的熟悉度。
例:I need to refresh my memory on these procedures.(我需重新记忆这些流程。)

注意事项

代词位置:若宾语为代词(如 it/them),需置于短语中间:brush it up(而非 brush up it)。

语境暗示:使用时隐含“已有基础但需恢复”之意,不适用于从零开始学习的场景。

通过 “brush up”,人们可以高效恢复或提升技能,无论是应对考试、工作挑战还是旅行需求,它都是表达“针对性复习”的实用短语。你最近是否有需要 brush up 的技能呢?

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