occupation
职业，工作

例句：
He is a merchant by occupation.
他的职业是经商。

have one's hands full
很忙，应接不暇
 
例句：
Three emergency cases came into the hospital at the same time and the doctors really had their hands full.
三个急诊病人被同时送到医院，医生们真是应接不暇。
 

See you around.
再见。 

对话：
A: See you around. Remember to bring the book this afternoon.
B: I will. See you around.
　
A：再见，记得今天下午带来这本书。
B：我会的，再见。