英语词汇ppm是什么意思，ppm的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	ppm
释义	WORD PARTNERSHIP 词语搭配 air with 50 ppm nitrogen dioxide 含 50ppm 二氧化氮的气体牛津商务
随便看	hurdlers hurdles hurdles hurdles hurdlework hurdling hurdling hurds hurdy-gurdy hurdy-gurdy hureaulite hurf hurford hurford hurl hurl hurl hurl hurl to the wind hurl to the winds hurlbat hurlbutite hurled hurled hurled

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。