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
You've really been keeping an eye on quality.
你们的确在质量上下了功夫!
I've quit my job.
我已经辞去了我的工作。
But the station master was adamant: rules could not be broken and she had to watch that train disappear towards her destination while she was left behind.