Dihedron
n. [数]二面体
✅ 同义词
🗣️ 情景例句
They took every last dime.
他们拿走了所有的钱。
I couldn't get through.
我打不通。
Hmm! I think I can mend it. But I want a knife. Do you have a knife?
我想我可以，但需要一个小刀，你有吗？