peer group

• n. 同年龄组；同年龄群体

英英释义

Noun:

1. contemporaries of the same status

例句

用作名词 (n.)

1. There were significant differences in different age groups but no gender differences in the same age group on size of exterior morphologies and viscera.
   不同年龄组间外部形态和内脏器官的大小存在着显著差异，同年龄组不同性别间差异不显著。