1.
A word before is worth two behind .
事前一句，抵事后两句。
2.
be accessory after [before] the fact
为事后 [事前] 的从犯
3.
before after design
事前事后设计 前後设计法
4.
Deliberate before you begin, then execute with vigour .
事前应深思，实行须坚决。
5.
I will make a partial payment in advance.
我会事前付一部分定金。
6.
He had prepared the papers beforehand.
证件是他事前准备好的。
7.
They may not have known it beforehand.
他们事前可能不知道。
8.
It had all been arranged beforehand.
事前一切都安排好了。
9.
Notify them in advance.
事前跟他们打个招呼。
10.
accessary before the fact
事前参与预谋的从犯
11.
1. PRIOR NOTICE AND HEARING
（一）事前的通知和听证
12.
A preceding occurrence, cause, or event.
先前的前面的事件，事情
13.
a bedtime story,ie one read to a child at bedtime
睡前故事（给孩子临睡前讲的故事）.
14.
A bedtime story, ie one read to a child at bedtime
睡前故事（给孩子临睡前讲的故事）
15.
All things are easy to industry, all things difficult to sloth.
勤劳面前万事易，懒散面前万事难。
16.
The incident happened two weeks ago
事件发生在两星期前。
17.
I've heard the story before.
以前,我听说过这个故事。
18.
The scandal cost her her career, ie resulted in her having to resign, being dismissed, etc.
这件丑事毁了她的前程.