piece work ; task work
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机修工穿着一件蓝色工装连衣裤。
The mechanic was wearing a pair of blue overalls.
《牛津词典》
机场行李搬运工每天处理成百上千件行李。
Skycaps handle hundreds of bags each day.
《柯林斯英汉双解大词典》
当你把车开去维修时，你希望机修工把磨损的零件换成新的。
When you take your car to be serviced or repaired, you expect the mechanic to replace any worn or damaged parts with new ones.
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