Question

ripen vt.& vi.（使）成熟;（使）熟; third:ripens~done:ripened~ing:ripening~past:ripened~

Accepted Answer

英[ˈraɪpən]  美[ˈraɪpən] V-ERG(使)成熟When crops ripen or when the sun ripens them, they become ripe.例：I'm waiting for the apples to ripen...我正在等待苹果成熟。例：You can ripen the tomatoes on a sunny windowsill.把西红柿放在有阳光的窗台上可以让它们成熟。

单词	ripen
音标	英[ˈraɪpən] 美[ˈraɪpən]
解释	vt.& vi.（使）成熟;（使）熟;
例句	V-ERG (使)成熟 When crops ripen or when the sun ripens them, they become ripe. 例：I'm waiting for the apples to ripen...我正在等待苹果成熟。例：You can ripen the tomatoes on a sunny windowsill.把西红柿放在有阳光的窗台上可以让它们成熟。
变形	third:ripens~done:ripened~ing:ripening~past:ripened~

Ripen 英[ˈraɪpən 美[ˈraɪpən Vt Vi.（使）成熟;（使）熟 V Erg 使)成熟 Crops