peer

n. /pɪr/ B2

同龄人；同行

A person who is the same age or has the same social status.

仙境例句

Alice longed for a peer, some girl of her own age, not a sleepy Caterpillar.

爱丽丝真希望有个同龄的女孩陪她说话，而不是一条昏昏欲睡的毛毛虫。