I'm waiting for the apples to ripen.

我在等这些苹果成熟。

《柯林斯英汉双解大词典》

This helps to ripen new growth and makes it flower profusely.

这有助于新植物成熟并且开出繁茂的花朵。

《柯林斯英汉双解大词典》

Crops to ripen because farmer uncle gave them love.

庄稼成熟是因为农民伯伯给了它们爱。

youdao

The bananas ripen too quickly and begin to rot.

VOA: special.2009.09.21

Inevitably the variety was planted in less-than-ideal spots, and the vines carried crop loads that were too heavy to ripen fully.

FORBES: Life

The big red-grape-growing regions of South Australia, such as Coonawarra and the Barossa Valley, get enough sun and heat to ripen the fruit every year.

FORBES: Chateau Southcorp

And these days, Argentine wineries with a taste for risk seem to be engaged in a game of chicken: You're going to try to ripen grapes (and dodge hail) at that crazy altitude?

FORBES: Making a Case for South America