英语词汇certain of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	certain of
释义	请查阅词条：certain
随便看	underground economy underground mutton Underground Railroad undergrowth under guard underhand underhanded underhandedly underhung underinsurance underinsured underinvest underinvestment underlay underlease underlet underlever underlie underlife underline underlinen underling underlip under load under lock and key

英汉双解词典包含131075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。