名詞 predecessor:

1. one who precedes you in time (as in holding a position or office)

1. He undid most of the good work of his predecessor.
   他把前任的大部分業(yè)績毀掉了。
2. Our new doctor is much younger than his predecessor.
   我們新來的醫(yī)生比他的前任年輕許多。

pred.e.ces.sor

n.（名詞）
One who precedes another in time, especially in holding an office or a position.
前任：尤指先于另一人擁有同一職務或職位的人
Something that has been succeeded by another:
原有事物，前身：由另一東西接替的東西：
例句：
The new building is more spacious than its predecessor.
這一新建筑比原先的更寬敞

Archaic An ancestor; a forebear.
【古語】 祖先；祖輩

來源：
Middle English predecessoure
中古英語 predecessoure
from Old French predecesseur
源自 古法語 predecesseur
from Late Latin praedôcessor
源自 后期拉丁語 praedôcessor
Latin prae- [pre-]
拉丁語 prae- [前綴，表.先于.]
Latin dôcessor [a retiring magistrate] from dôcessus [past participle of] dôcôdere [to depart] dô- [away] * see de- côdere [to go] * see ked-
拉丁語 dôcessor [退休的行政司法長官] 源自 dôcessus [] dôcôdere的過去分詞 [離開] dô- [離開] *參見 de- côdere [走] *參見 ked-