Simicircle
[机] 半圆, 半圆形, 半圆形的
🗣️ 情景例句
That's very well.
非常满意！
You say it, but you don't mean it.
口是心非。
He suggested that a double railway-tunnel should be built.
他提议建一条双轨隧道，这样就解决了通风问题。