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
so she'll think of me when she looks at the time.
这样当她看的时候就会想起我。
Let sleeping dog lie.
勿惊卧狗；切莫惹是生非。
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。