
二者都有付清的意思,确实很难区别;唯一微妙的区别在于pay off 必须是有借贷行为的还清;pay up不是由借贷关系产生的付清,而是由于某种特殊关系而产生的付清。从牛津高级词典中查到的句子如下:You must pay off your old loan before you can obtain a new one.Each club member should pay up his membership money before the end of the season.

二者都有付清的意思,确实很难区别;唯一微妙的区别在于pay off 必须是有借贷行为的还清;pay up不是由借贷关系产生的付清,而是由于某种特殊关系而产生的付清。从牛津高级词典中查到的句子如下:You must pay off your old loan before you can obtain a new one.Each club member should pay up his membership money before the end of the season.