要确保油漆均匀地涂在表面上。

Make sure the paint covers the surface evenly.

《牛津词典》

要确保该公司的保险保障是足够的。

Make sure that the firm's insurance cover is adequate.

《柯林斯英汉双解大词典》

我们对客户要确保服务的连贯性。

We need to ensure the consistency of service to our customers.

《牛津词典》

So make sure first that you read the question carefully, and realize the difference that is between the two.

你们首先确保把题目看对，要注意到这两个问法之间的差别。

麻省理工公开课 - 化学原理课程节选

Moving a stack of size 3, again, if I want to go over there, I need to make sure I can put the spare one over here before I move the bottom one, I can't cover up any of the smaller ones with the larger one, but I can get it there.

移动上面的三个圆盘的话，我在移动最底下的圆盘之前，同样要确保剩下的,是在另外一个柱子上，因为我不能把大的圆盘,放在小的上面。

麻省理工公开课 - 计算机科学及编程导论课程节选

So here, what I'd like you to do is identify the correct radial probability distribution plot for a 5 s orbital, and also make sure that it matches up with the right number of radial nodes that you would expect.

这里，你们要辨认,哪个是５ｓ轨道的正确概率分布，并且确保它和你们,预期的节点数相符合。

麻省理工公开课 - 化学原理课程节选