英语词汇“development of medical protective mask”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	development of medical protective mask
释义	development of medical protective mask 医用防护口罩的开发
随便看	bird ecology birded birdeen Bird egg bird eggs bird embryo birden Birden Bird encounter rate bird fancier bird-fancier birder birders birdes bird fancier disease bird fancier lung bird-fancier lung bird-fancier rs lung bird fanciers bird-fanciers Bird fanciers' disease bird fancier's disease Bird Fanciers Lung birdeye Bird fanciers' lung