Biconical
a. 双锥(形)的
🗣️ 情景例句
Every cloud has a silver lining.
乌云背后是银边，否极泰来。
No man ever became thoroughly bad at once.
没有一个人是一下子就坏透的。
I read a few lines, but I did not understand a word.
我读了几行，但一个字也不懂。