表示年轻的英语单词是youth；juvenility和juvenscence。例句：His mistake was due to youth and inexperience.他失误的原因是年轻没有经验。

年轻的英语：youth ; juvenility ; juvenscence

1.youth 英 [juːθ] 美 [juːθ] n. 青年；青春；年轻；青少年时期

例句：

1.His mistake was due to youth and inexperience.

他失误的原因是年轻没有经验。

2.The youth continued to gawk at her and did not answer.

那个年轻人依然傻傻地望着她，没有答话。

3.The guard put a youth in a headlock and dragged him away.

看守用肘部卡住年轻人的脖子，把他拖走了。

4.The poem contrasts youth and age.

这首诗对比了青春与老年。

5.He seemed to pine for his lost youth.

他似乎在怀念他逝去的青春。