喂婴儿果汁要用凉开水充分稀释。

If you give your baby juice, dilute it well with cooled, boiled water.

《柯林斯英汉双解大词典》

这定时锁要用特定密码才能打开。

A special code is needed to override the time lock.

《牛津词典》

这东西很贵，不要用得太多。

Don't use too much of it—it cost a lot of money.

《牛津词典》

So you might ask well, why are we using this model if it clearly doesn't take into account quantum mechanics?

那么大家可能会问为什么我们要用这个,显然没有考虑量子力学的模型呢？

麻省理工公开课 - 化学原理课程节选

It is, of course, important if you use animal testing to treat the animals with as much dignity as possible.

如果要用动物做实验的话，请给予这些动物最大的尊严，我认为一点十分重要。

需要动物实验吗？ - SpeakingMax英语口语达人

He presents the Israelites with the following choice: "Now therefore revere the Lord," using the word Yahweh, "revere Yahweh, and serve him with undivided loyalty.

他给以色列人以下选择：,“因此要敬畏上帝“用了耶和华的原话，“现在你们要敬畏耶和华，诚心实意地事奉他。

耶鲁公开课 - 旧约导论课程节选