Underpinn
v. 从下头支持;支撑;援助
🗣️ 情景例句
It was my pleasure.
这是我的荣幸。
Here are the two originals of the contract we prepared.
这是我们准备好的两份合同正本。
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。