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
How long do you plan to stay with this company, if hired?
如果被雇佣，你打算在这家公司呆多久？
The years teach much which the days never know.
学问集年而成，而每日不自知也。
Which is your favourite month?
你最喜欢哪个月份？