衣服和鞋要试穿以确保它们合适。

Try on clothing and shoes to make sure they fit.

《柯林斯英汉双解大词典》

确保它们是得到控制的。

Make sure they are brought under control.

youdao

这是一种简单的适应方式，能确保它们在冬季过后发芽，而不是在此之前就早早发芽。

This is a simple adaptation to ensure that germination occurs following the winter conditions rather than immediately prior to their onset.

youdao

So again, we should be able to check all of our formal charges and make sure they add up to 0, which they do, and that makes sense, because we have a neutral atom in terms of thionyl chloride.

因此同样地，我们可以检验一下,我们所有的形式电荷是否正确,确保它们加起来等于零，而它们确实是这样，这是合理的，因为亚硫酰氯是一个中性原子。

麻省理工公开课 - 化学原理课程节选

So if we want to put that in chemical terms, we want to make sure we put these in brackets here, and remember, this is the resonance arrow, it's not a reaction arrow, it's a resonance arrow, so make sure you mark it up correctly like that.

那么如果我们把它类比到化学中来，我们要确保它们都放在括号里，而且要记住，这是一个表示共振态的箭头，而不是表示化学反应的，它是一个表示共振态的箭头，因此请务必像这样正确地标记它。

麻省理工公开课 - 化学原理课程节选

Lay it down and make sure it's in the right position, right?

确保把它们放在合适的位置，我说的对吧？

哈佛公开课 - 计算机科学课程节选