crus·ta·ceous /-ʃəs/
(a.)硬皮的,外殼的
Crus·ta·ceous a.
1. Pertaining to, or of the nature of, crust or shell; having a crustlike shell.
2. Zool. Belonging to the Crustacea; crustacean.
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crustaceous
adj 1: of or belonging to the class Crustacea [syn: crustacean]
2: being or having or resembling a hard crust or shell