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
We can have somebody come by, but it won't be right away.
我们可以派人去,但现在不行。
Is meat packing a big industry in your country?
肉制品包装在你的国家是大产业吗?
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.