n.成熟,老练;成熟度;
例句:
Color is commonly an index of ripeness or spoilage.
色泽一般是成熟和败坏的标志.
It is important to test for ripeness.
为求完美,尝试是相当重要的.
It is summer's ripeness and richness fulfilled.
夏日的成熟与丰饶在九月一览无余.