Less is less: young; More: experience. Young, never experienced anything. It means little experience.
2008-2008: refers to the beautiful years of 16th, 15th and 16th, and refers to people's best youth.
In full bloom: absolute beauty, brilliant; Mao: exuberant. It is the time when youth is full of vitality, charm and brilliance. Describe young people as energetic and enterprising.
Golden flowers are metaphors of youth.
Young teeth and young face: beautiful appearance; Teeth: refers to youth. Refers to youth.