Arch axis
[机] 拱形轴
🧩 词语组成解析
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
One step at a time.
做事要一步一步来。
The Red Cross supervised the distribution of food and clothing to the flood victims.
红十字会坚督分配食物和衣物给水灾受害者。
As usual, the police will have a difficult time.
同往常一样，警察的日子将不好过，