make certain

弄清楚, 确定

例句与用法:

Make certain of your position in the firm before you argue with the director.

你在和经理争辩之前,要首先弄清你在公司里的地位。

The authors wish you to read it with a pencil in your hand, for you will often be asked to make certain notations, to write answers to particular questions.

作者们希望你在读这本书的时候手里要拿上一支铅笔,因为我们要求你经常做点笔记,或是将一些具体问题的答案写下来。

You'd better leave now if you want to make certain of getting there on time.

你要想准时到达那里就最好马上走。

She shook it to make certain there was nothing inside.

她把它摇了摇,想知道里面确实没有东西。



详细释义:

确定

Please make certain when the train leaves.

请确定火车什么时候开。