Word · Frequency #101
because
因为；由于
for the reason that; since
- 1.
By or for the cause that; on this account that; for the reason that.
由于或因为；因此；因为。
- 2.
As is known, inferred, or determined from the fact that.
从已知、推断或确定的事实中得知。
由于或因为；因此；因为。；从已知、推断或确定的事实中得知。；因为
In use
She stayed home because she was sick.
I passed the exam because I studied hard.
He is happy because his team won.
because + clause
I stayed home because it was raining.
我呆在家因为下雨了。
not because... but because...
用于强调真正的原因。
I came not because I had to but because I wanted to.
我来不是因为必须来，而是因为想来。
Common mistakes
Because he was late, so he missed the bus.Because he was late, he missed the bus.
中文可以说'因为...所以...'，但英语中'because'和'so'不能连用，保留一个即可。
Connections
Collocations
- because of
- 因为
- He was late because of the traffic.他因为交通堵塞迟到了。
- simply because
- 仅仅因为
- She loves him simply because he is kind.她爱他仅仅因为他善良。
- just because
- 只是因为
- Don't give up just because you failed once.不要仅仅因为你失败了一次就放弃。
- mainly because
- 主要是因为
- The trip was canceled mainly because of the weather.旅行主要因为天气原因取消了。
- partly because
- 部分是因为
- He succeeded partly because of his hard work.他成功部分是因为他的努力工作。
- precisely because
Learner notes
Memory Tip
因为：be（是）+ cause（原因）→ 就是原因。
Context & Register
Register: neutral; Contexts: 日常对话, 学术写作, 正式文书; Note: 因为作为副词使用，表示原因，普遍适用于各类场景。
Grammar Note
因为，引导原因状语从句
Pronunciation & Spelling
Only 'was' (wɒz) genuinely rhymes with 'because' (bɪˈkɒz). Words ending in 'ause' (cause, pause, clause, applause) are spelled similarly but pronounced with a long vowel /ɔːz/ instead of the short /ɒz/. 'Sauce' has a similar spelling but ends with an unvoiced /s/.
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。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.