我有一个可以用的新手机。

I got a new cellphone I can use.

youdao

我们查了一下可以用的材料并制定出了当晚的菜单。

We surveyed the ingredients available and planned out that night's menu.

youdao

你也可以用的。

Yes. Well, you can also use it.

youdao

But we can use equations that describe waves to describe matter, and that's what we're going to be doing today.

但我们可以用描述波的方程,来描述物质，这就是我们今天要做的。

麻省理工公开课 - 化学原理课程节选

Because you're able to use this questions to soften your speech in asking a variety of different questions.

因为你可以用这样的问句来使你提出的问题更为温和。

Would you 课堂 - SpeakingMax英语口语达人

And then since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

然后因为我们有我的红色激光笔，我们也可以用它试一下，它的波长集中在700纳米处。

麻省理工公开课 - 化学原理课程节选