Asparagus, though, is a great example of a stem: we harvest asparagus plants when they're still tender, and we often snap off the bases that have become too woody to eat.

然而，芦笋是茎类植物的一个很好的例子：我们在芦笋还嫩的时候收获它们，我们经常把它们的根部折断，因为它们太像木头了，不能吃。