1. working工作著
Joe was on the job all the time. 喬一直在工作。
He's on the job now. Could you ring him up later?他在上班。你過會兒再打電話來好嗎?
2. working hard努力工作
He is promoted because he is always on the job. 他得到了提升,因為他一直努力工作。
The operation was successfully performed because the surgeons were earnestly on the job. 由于醫生非常認真,手術做得很成功。