Noun:someone with a promising futuresomeone who arrives (or has arrived)
comer的用法和样例：
例句
用作名词(n.)The girl in red is a new comer to our class.那位穿红衣服的女生是我们班新来的。The new comer applied his mind to the job.新来的职员工作专心致志。It is hard for a new comer to take an active part in the community.一个新来者很难积极参加到社团中来。Everyone in the navy who knew Pug Henry called him a comer.在海军中每一个熟悉帕格·亨利的人说他有前途。