利用业余时间打工以增加经济收入<方>to moonlight

• 凭着他的外语水平，若去“炒更”（干第二职业），无疑会有丰厚的收入。

  With his foreign language skills, if he "moonlights" (takes on a second job), he will certainly be well rewarded.

• 她下班后要去“炒更”。

  She is going to moonlight in another job after she finishes work.