before是什么意思

before英音：[bi'fɔ:]美音：[bɪ'for]

介词 prep.

1.在...以前
Only two days remained before the examination.
考前只剩下两天了。
2.(指顺序、重要性等)在...之前,先于
Your name comes before mine.
你的名字在我之前。
Pride comes before a fall.
骄必败。
3.由...考虑中
We will put the matter before the committee.
我将把此事提交委员会考虑。
4.在...前面;在...面前
She said she had never spoken before an audience.
她说她从未在大庭广众讲演过。

副词 ad.

1.较早
Come at two o'clock, not before.
两点钟来,不必再早了。
2.以前;曾经
He was never late before.
过去他从不迟到。
Have you two met before?
你们两人以前见过面吗?
3.在前;向前
Several soldiers went before to scout.
数名士兵在前面探路。

连接词 conj.

1.在...以前
Check it carefully before you hand it in.
交来之前仔细核对一下。
2.与其...宁可
I'd die before I'd tell.
我宁死也决不会说出来。
3.否则,要不然
Get out before I call the police

before的用法是什么

指顺序、重要性等

意思是： 在…之前

在......以前

希望能帮到你，祝更上一层楼O(∩_∩)O