Word · Frequency #198
before
在...之前
earlier in time than something else
- 1.
Earlier than (in time).
早于(时间上)
- 2.
In front of in space.
在空间上位于前面
- 3.
In the presence of.
在面前
- 4.
Under consideration, judgment, authority of (someone).
在(某人)的考虑、判断、权威之下
- 5.
In store for, in the future of (someone).
在(某人)的未来中
- 6.
In front of, according to a formal system of ordering items.
在前面,按照正式的排序系统
- 7.
At a higher or greater position than, in a ranking.
在排名中处于更高或更大位置
早于(时间上);在空间上位于前面;在面前;在(某人)的考虑、判断、权威之下;在(某人)的未来中
In use
I always take a shower before breakfast.
She studied English before she moved to London.
I have never been to Beijing before.
before + noun/pronoun/gerund
介词结构,后接名词、代词或动名词。
She left before the meeting.
她在会议之前离开了。
before + clause
连词引导时间状语从句。
Finish your homework before you watch TV.
在看电视之前完成你的作业。
verb/auxiliary + before
副词,常位于句末,多与完成时连用。
I have seen this movie before.
我以前看过这部电影。
Connections
Learner notes
Grammar Note
表示时间上的先后关系
High-value vocabulary
该词属于 Oxford 核心词汇,值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 5,建议结合例句记忆,而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.