英语词汇闭关锁国的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	闭关锁国
释义	闭关锁国bìguān-suǒguó[close the communications at the borders lock one's doors against the world] 封闭关口,自我保守,自我保守,不跟外国来往封建的闭关锁国的日本变为帝国主义的日本
随便看	noise equivalent power noise factor noise field intensity noise figure noise filter noise free noiseful noise generator noise grade noise identification noise immunity noise-improvement factor noise impulse noise-induced noise intensity noise interference noise jammer noise killer noise lamp noise lamp ignitor noiseless noiseless recording noiseless tuning noise level noise level meter

英汉双解词典收录913115条英汉汉英双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。