要说上一次掉东西，我丢了很多手机，还有太阳镜。

I have lost many phones, many sunglasses.

youdao

如果不注意自己的东西，你可能掉东西或者被偷。

Loss or theft may occur if you are careless with your belongings.

youdao

当他们掉东西的时候，我们应该主动帮助他们捡起来。

When they drop things, we should help them pick it up initiative.

youdao

And actually, a question that might come up, I just explained, the sodium channel, you might say, well, how do potassium channels work then, because I can understand how you can filter something big out, but how do you filter out something small.

实际上，可能大家会问一个问题，我刚解释过，钠离子通道，你可以说，好吧，那么钾离子通道该如何起作用呢，因为我可以理解你是如何把大东西过滤掉的，但是你如何把小东西过滤掉呢？

麻省理工公开课 - 化学原理课程节选

the stuff that's falling out of the bag is just ridiculous.

从包的边缘掉出来的东西都是让人匪夷所思的玩意。

Let me 课堂 - SpeakingMax英语口语达人

So in a moment you're going to go ahead and hit the spacebar and then as things fall from the screen when they line up with the left arrow, hit the left arrow with a different arrow, hit that arrow and see how good a score you can get.

一会儿你走到前面，敲一下空格键,当屏幕上面的东西从左边往下掉的时候,你就敲一下键盘上的左键,是哪个方向，敲对应的方向键就可以了,我们来看看你能得多少分。

哈佛公开课 - 计算机科学课程节选