Semiannular
a. 半圆形的
🗣️ 情景例句
My boss does everything by the book.
我们老板一切照章办事。
Love is a sweet torment.
爱情是一种甜蜜的折磨。
He turned on the light, but he couldn't see anyone. The thieves had already gone.
他开了灯，但不见一个人。小偷逃走了。