successor

继承人，继任者英释nnsomeone who takes a job or position previously held by someone else

1 legal successor,法定继承人；合法继承人

1 His successor died after only 15 months in office..他的继任者就任仅15个月就去世了。

2 I’m sure she will be a worthy successor (= someone who is very good and deserves to be someone’s successor)..我确信她会是个当之无愧的接班人。