Sizeof
n. 运算符；大小
🗣️ 情景例句
I'm listening.
那就说吧。
I know the boy whose father is a pilot.
我知道那个男孩的父亲是飞行员。
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。