v.(使)成熟
Time had ripened his life and mellowed its fruits. 时间使他的生命成熟，结出硕果。
We are waiting for the first crops to ripen. 我们正等待着第一次农作物的成熟。
n.成熟
动词ripen的现在分词形式.
n.成熟；圆通；完成
