Of, relating to, or characteristic of youth.

青年的。

Being young and not yet mature.

年轻尚未成熟的。

Marked by or possessing youth.

有朝气的；青春的。

Having the vitality or freshness of youth; vigorous.

具有青年的活力与清新的；活跃的。

Having undergone little erosion.

未被腐蚀的。