十几岁也不小了
“A boy of his age isn't young anymore.”
THE DIALOGUE REEL
他才十几岁 正是束发未敛稚 韶光正骋顽的时候
“He's barely reached adulthood, still immature, impulsive, and naughty.”
十几岁 也不 小了
“A boy of his age isn't young anymore.”
再过几年便是该亲政了呀
“Soon, he'll reign the nation.”
“Stop treating him like a harmless child; he is old enough to take power.”
In imperial tradition, young rulers were expected to assume independent imperial governance around mid-to-late adolescence, making age a sensitive political trigger.
LEARNING CHUNKS & PARTICLES
in one's teens / teenage
A common colloquial way to refer to the teenage years.
not young anymore
Used to rebuke someone for acting childish or to assert that someone is mature enough for adult responsibility.
Signifies a change of status or the arrival of a developmental milestone.