Think twice before doing anything rash.

　　不要草率行事，要三思而行。

　　Think twice before doing anything

　　三思而行。

　　She'd better shut her mouth and from now on think twice before saying stupid things.

　　她最好閉上嘴巴，而且今后在說(shuō)出蠢話之前先過(guò)過(guò)腦子。

　　You can list them out and think them over.

　　你可以把它們列出來(lái)仔細(xì)考慮。

　　I'd better think over what he said.

　　我最好仔細(xì)考慮他說(shuō)過(guò)的話。

　　Please think over the meaning of every single word.

　　請(qǐng)仔細(xì)考慮每一個(gè)詞的意思。

　　Let's think over the matter first.

　　首先，對(duì)這件事仔細(xì)考慮。