Beaver away
忙于（某事）, 勤奋工作
🧩 词语组成解析
beaver
[['bi:və]]
n. 海狸(毛皮)\\n[机] 轻型及中型飞机加油
🗣️ 情景例句
Do you think the end is all right?
你看结尾还行吗？
Lend me your notes.
笔记借我抄。
I'll see that doesn't happen again.
我会注意以后不会再发生那样的事。