Enthusiastic youth, young and frivolous youth, brave youth, regretless youth, enthusiastic youth;
Youth with infinite vitality, youth who works hard, youth who dares to love and hate, youth who is fearless, and youth as always.
Here are some idioms that also describe youth:
The cardamom is young and mature, and the afterlife is awesome. The teenager is afterlife, and the swallow is clumsy.
Youth: refers to the period from 15 to 20 years old. Also refers to 10- 16-year-old teenagers; In spring and summer, the vegetation grows vigorously, and full of green is a lush period. So it's called youth.