supererogatory
01
超出要求的, 过度的
going beyond what is required or expected, often referring to actions that are above and beyond the call of duty
例子
Volunteering on weekends was considered a supererogatory act, as it was n’t required by her job.
周末做志愿者被认为是一种超义务的行为，因为这不是她的工作所要求的。
