Demicircular
半圆(形)的
🗣️ 情景例句
That's OK.
没有关系。
I do not know whether you realize it, but this condition is essential to us.
我不知道你是否了解，但是，这个条件对我们是必要的。
Spiders are not insects, as many people think, nor even nearly related to them.
许多人认为蜘蛛是昆虫，但它们不是昆虫，甚至与昆虫毫无关系。