chair是什么意思

We'll need about 20 chairs, I should think.

我看我们需要大约20把椅子。

Can we make space for an extra chair?

我们能不能腾个空再放一把椅子？

I stood the little girl on a chair so that she could see.

我让小女孩站到椅子上，好让她看得见。