1、在(做某事)之前,(直到)…才(连接词);
2、先前、从前(副词),the day before 前一天;
3、在...之前、优于、先于、当面(介词),before doing sth 在做某事之前。
before
英 [bɪˈfɔː] 美 [biˈfɔr]
conj.在(做某事)之前;(直到)…才;(过了)…才;而非;而不是
例句:
Before I could say anything, he'd left the room.
没等我说话,他已经离开了房间。
It was some time before he picked up the phone.
过了一会儿他才接电话。
He will resign before he agrees to this.
他宁可辞职也不同意此事。
adv.(某时间)之前;以前;以往;过去
常用短语
1. the week before 前一周;一周之前
2. the day before 前一天
3. the night before 前一晚
例句:
I've seen this film before.
我以前看过这部电影。
I've never been here before.
我从没来过这里。
prep.(时间上)在…之前,早于;(某地)在…前面;面对…;接受…的质询;当着…的面;在…的注视之下
常用短语
before doing sth 在做某事之前
例句:
Before opening the packet, read the instructions.
打开包装盒之前请先阅读使用说明.
She was brought before a judge.
她被带去接受法官的询问。
The opening ceremony took place before a crowd of seventy-four thousand.
开幕式在74,000名观众的注视下开始了。