英语词汇preascertain怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	preascertain
释义	请查阅词条：ascertain
随便看	Ruth Ruth Ruth Ruth Ruth Ruth Barbara Ruth (Barbara) ruthene Ruthenia Ruthenian ruthenians ruthenias rutheniate ruthenic ruthenious ruthenium rutheniums rutherford Rutherford Rutherford Rutherford Rutherford Rutherford rutherford alpha-particle scattering rutherford alpha-particle scatterings

英汉双解词典包含548777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。