英语词汇primary prevention trial的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	primary prevention trial
释义	primary prevention trial [?pra??m?ri pr??v?n??n ?tra??l] 释义初步预防试验
随便看	hold one's an ear to the ground hold one's breath hold one's cards close to one's chest hold one's cards close to the chest hold one's course hold one's ear to the ground hold oneself hold oneself aloof hold (oneself) aloof (from) hold oneself in hold oneself ready to hold one's end hold up one's end hold one's end up hold one's fire hold one's ground hold one's hand hold one's hands hold one's head above water hold one's head high hold one's head up hold one's horse hold ones horses hold one's horses hold one's interest hold one's judgement in suspense

英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。