他很成熟
tā hěn chéngshú
He is mature
想法很成熟
xiǎngfǎ hěn chéngshú
The idea is mature
苹果成熟了
píngguǒ chéngshú le
The apple is ripe
果子还不成熟
guǒzi hái bù chéngshú
The fruit is not ripe yet
