因出力帮忙而额外给的酬金service charge

• 西郊火葬场不收“辛苦费”的精神，值得称颂。

  The western suburb crematorium does not accept service charges. It's really praiseworthy.

• 他出主意让他们对过往车辆收一点“辛苦费”。

  He suggested that they should ask for a little 'gift' for vehicles passing by.