ReadWriteQuiz
Chinese dictionary
n.age bracket/group
对百名不同年龄段的冬泳者作的调查表明,其中百分之八十的人都患有某种疾病。
A survey of 100 winter-swimmers in different age groups indicates that 80 percent suffered from diseases of some kind.
他去年在他的年龄段排名第二。
Last year, he was ranked second in his age group.
攀岩对不同年龄段的人来说是很刺激的。
Rock climbing is very exciting for people of different ages.