Bipyramidal
双锥体
🗣️ 情景例句
Well, have a nice trip and best wishes to your wife.
祝你一路顺风，并替我向你太太问好。
The heart sees further than the head.
心之所见远胜于目。
He came out of the library, a large book under his arm.
他夹着本厚书，走出了图书馆。