[, ]an official action or decision that has happened in the past and that is seen as an example or a rule to be followed in a similar situation later 可援用参考的具体例子；先例；范例；实例◆The judgement set a precedent for similar legal cases. 这项判决为类似的法律案件提供了判例。⨁to create / establish / provide / serve as / set a precedent 开创／确立／提供／作为／树立先例⨁to base sth on / follow a precedent 根据／参照某判例▸precedential /ˌpresəˈdenʃl/