他的想法很幼稚。
Tā de xiǎngfǎ hěn yòuzhì.
English
His thinking is childish.
childish; naive
young; childish; puerile
Every character draws itself stroke by stroke, then hands you the brush to trace it yourself.
Nice writing!
他的想法很幼稚。
Tā de xiǎngfǎ hěn yòuzhì.
His thinking is childish.
这种问题太幼稚。
Zhè zhǒng wèntí tài yòuzhì.
Such questions are too childish.