nacre

名词 nacre:

1. the iridescent internal layer of a mollusk shell
   同义词：mother-of-pearl

1. As a result, nacre thickness is sometimes just a cosmetic layer that can wear thin over time.
   所以真珠质的厚度就像脸上化妆品，不久就会磨薄了。

na.cre

n.（名词）
See mother-of-pearl
参见 mother-of-pearl

来源：
French
法语
from Old French nacle
源自 古法语 nacle
from Old Italian naccaro [drum, nacre]
源自 古意大利语 naccaro [鼓，珍珠母]
from Arabic naqq3rah [small drum]
源自 阿拉伯语 naqq3rah [小鼓]

【引伸】
na.cred