1 the person who was in the job or position before the person who is in it now 前任；前辈: The new head teacher is much better than her predecessor. 新上任的校长远比她的前任好。

2 a thing such as a machine, that has been followed or replaced by sth else 被取代的事物；前身: This computer has a larger memory than its predecessors. 这台计算机比原先的储存量大。 ☞Look at successor. 参看successor。