语音讲解：
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　　Moonlight

　　兼职

　　to work at a second job in addition to one’s regular job

　　除了正式工作外，尚有副业

　　To supplement his regular teaching salary, Mason moonlights as a night watchman.

　　为了填补教书所赚的钱，迈耶斯还兼巡夜的差使。