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

Used French only when she was a very good little girl. " Okay, Entendu. Now hop, hop, hop, Lenore, or you'll get soaked."

只有当她是个很乖的小东西的时候才讲法语“,“好吧，说定了，现在快点，快快快，不然就要湿透了“

耶鲁公开课 - 1945年后的美国小说课程节选

And so that's a little something for those of you more comfortable.

这些小东西,真的会让你感觉不错。

哈佛公开课 - 计算机科学课程节选

Let me show you simple little example.

一点小东西。

麻省理工公开课 - 计算机科学及编程导论课程节选