Biconical
a. 双锥(形)的
🗣️ 情景例句
I'm still learning.
我还在学习当中。
It is as well to know which way the wind blows.
识时务者为俊杰。
What's the matter, Granny? Can I help you?
什么事，老大娘？我能帮你吗？