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
I got a Dear John letter from her.
我收到她的绝交信了。
Falsehood like a nettle stings those who meddle with it.
谎言似荨麻，玩弄会刺手。
'Rest', in terms of muscle relaxation and so on, can be achieved by a brief period lying, or even sitting down.
“休息”，从使肌肉得到放松等方面来看，只要稍微躺一躺，甚至坐一坐就能达到。