单词	accessory scale
释义	accessory scale noun : a modified scale or elongate scalelike projection at the base of the pectoral or pelvic fins of certain bony fishes Word History First Known Use 1858, in the meaning defined above
随便看	expansion chamber expansion coupling expansion joint expansion shield expansion slot expansion trunk expansion valve expansional expansionary expansionism expansionisms expansionist expansionistic expansionists expansions expansive expansive bit expansive classification expansively expansiveness expansivenesses expansivities expansivity expansum expansure

英语词典包含469781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。