So, an action taken on impulse is one that wasn't planned or thought about before.

，一时冲动采取的行动未经计划或事先考虑的。

It is not best or necessary for a young person to associate with " Tom, Dick, and Harry"

年轻人最好或没有必要在没有事先考虑或目的的情况下与“汤姆、 迪克和哈” 交往。

Our prior consideration of the difference between a poetic and a logical use of language prepares us to make a translation of the rules that direct us to find the terms, the propositions, and the arguments.

我们事先考虑语言的诗意使用和逻使用之间的差异，我们翻译指导我们找到术语、命题和论证的规则做好准备。

Yet this result, which she took to be a mutual impression, called falling in love, was just what Rosamond had contemplated beforehand.

然而，这个结果，她双方的印象，称坠入爱河，这正罗莎蒙德事先考虑过的。

It was apparent that the robber came armed with the duct tape, anticipating the need for its use.

显然，那个劫犯带着管道胶带来的，事先考虑到它的用途。