Underexercise
vi.训练(或锻炼、练习)太少
🗣️ 情景例句
It's too soon to know for certain.
现在还太早， 不知道确切情况 。
Does he go out with the boy whose aunt is an operator?
与他在一起那男孩的姑妈是接线生。
I'll give you a call when we are ready to talk about them.
等我们准备好可以谈的时候，我会打电话给你。