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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	pro proactive pro-am probability probability distribution probable probable cause probably probate probation probationary probationer probation officer probe probing probingly probiotic probity problem problematic problematically problem-solution problem-solving pro bono proboscis

英语词典包含48224条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。