mother-of-pearl

名词 mother-of-pearl:

1. the iridescent internal layer of a mollusk shell
   同义词：nacre

moth.er-of-pearl

n.（名词）
The pearly internal layer of certain mollusk shells, used to make decorative objects.Also called nacre
珠母层：某些软体动物壳内似珍珠的层，用来做装饰物也作 nacre

【引伸】
moth.er-of-pearl.
adj.（形容词）