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'll chop the onions.
我要去切洋葱。
Today is November first,nineteen sixty-three.
今天是一九六三年十一月一号。
Snakes did not acquire their poison for use against man but for use against prey such as rats and mice, and the effects on these of viperine poison is almost immediate.