Mavin
n. 专家, 行家
🗣️ 情景例句
I'm awfully sorry.
非常抱歉。
The whole thing was held up about half an hour.
整个事情耽搁了约半小时。
A week before, he had completed a successful overland flight during which he covered twenty-six miles.
一周以前，他曾成功地进行了一次26英里的陆上飞行。