英语词汇opt in是什么意思，opt in的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	opt in
释义	opt in　决定参加
随便看	call at call at call attention call attention call attention to call attention to call attention to call attention to call away call away call back call back call back call barring call before the curtain call bell call bird call black into white call black white call book call box call box call boy call broker call button

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。