make certain的用法和樣例：
例句
- You must make sure of the time and place.
你必須把時間和地點弄清楚。 - Certain questions have yet to be clarified.
有些問題還需要弄清楚。 - The cannon is zeroed in on a certain target.
大炮對準一個確定的目標。 - Let's make sure what we are going to do next.
我們來確定一下下一步該做什麼吧。
辭彙搭配
- make certain of 確定(弄清楚...
