名詞 nacre:

1. the iridescent internal layer of a mollusk shell
   同義詞：mother-of-pearl

1. As a result, nacre thickness is sometimes just a cosmetic layer that can wear thin over time.
   所以真珠質(zhì)的厚度就像臉上化妝品，不久就會磨薄了。

na.cre

n.（名詞）
See mother-of-pearl
參見 mother-of-pearl

來源：
French
法語
from Old French nacle
源自 古法語 nacle
from Old Italian naccaro [drum, nacre]
源自 古意大利語 naccaro [鼓，珍珠母]
from Arabic naqq3rah [small drum]
源自 阿拉伯語 naqq3rah [小鼓]

【引伸】
na.cred