Semicircular arch
半圆拱
🧩 词语组成解析
a. 半圆的\\n[医] 半环形的
arch
[ɑ:tʃ]
n. 弓形;拱门;拱形物;足弓，齿弓;
vt. （使）弯成拱形;用拱连接;向后弯;
vi. 拱起;成为弓形;
adj. 主要的;首要的;调皮的;淘气的;
🗣️ 情景例句
It was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
Every man is the son of his own works.
种瓜得瓜，种豆得豆。
The price includes postage charges.
价格包括邮资在内。