Undersanded
a. (混凝土)掺沙太少的,含沙过少的
🗣️ 情景例句
if you're not going to be happy about it.
假如你会因为这种事而不快乐的话。
I ought to write a letter.
我应该写一封信。
It is hard for energetic, quick-minded people to waste time,
他们常常受到责备，精力充沛、头脑敏捷的人极不愿意浪费时间，