YOU SAID:

the bananas are yellow but brown when ripe

INTO JAPANESE

バナナは黄色ですが、熟すと茶色になります

BACK INTO ENGLISH

Bananas are yellow but turn brown when ripe

INTO JAPANESE

バナナは黄色ですが、熟すと茶色になります

BACK INTO ENGLISH

Bananas are yellow but turn brown when ripe