单词	crustacean
释义	crustaceancrustacean /krʌˈsteɪʃən/ noun [countable] Etymology ETYMOLOGYcrustacean Origin: 1800-1900 Modern Latin crustaceus, from Latin crusta; ➔ CRUST science, biology an animal such as a lobster or a crab that has a hard outer shell and several pairs of legs, and usually lives in water—crustacean adjective
随便看	drastically drat draught draw drawback drawbridge drawdown drawer drawing drawing board drawing card drawing room drawl drawn drawn-out drawstring dray dread dreaded dreadful dreadfully dreadlocks dream dreamboat dream catcher

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