单词	Placoidei
释义	Placoidei plural noun Pla·​coi·​dei -dēˌī in former classifications : a group of fishes with placoid scales equivalent or nearly so to Chondrichthyes and sometimes including the cyclostomes Word History Etymology New Latin, from plac- + -oidei
随便看	jovial jovialer jovialest jovialist jovialities joviality jovialize jovialler joviallest joviallier jovialliest jovially jovialness jovialties Jovian jovianer jovianest jovianner joviannest Jovicentric jovicentrical jovicentrically jow jowar jowaris

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。