英语词汇ground-level concentration of air pollution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	ground-level concentration of air pollution
释义	ground-level concentration of air pollution 简明释义地面空气污染浓度网络释义 1 [环境]?地面空气污染浓度地面空气污染浓度 ground-level concentration of air pollution 地面空中点火转换电门 ground air ignition changeover switch ..
随便看	active state Active state of complement enzyme active station active status active status bit active steering active steering means active stimulus active stock active storage active store active strain gage active strength active stress at fracture active stretch active stretching active stretching exercise active structural network active structural system active structure active structure zone active stylus active subfile active subfile active subfile record

英汉双解词典包含3185865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。