英语词汇upon production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	upon production
释义	upon — 上 production n — 生产 n • 产生 n • 产量 n • 形成 n • 产制 n • 演出 n • 制造 n
随便看	who´s spared who´s spared who´s the fairest of them all who´s the fairest of them all who´s who who´s who who´s who who´s who wht on interest whug why why why a why a change why actually why afraid why am I angry why am I asking why am I doing this why am I here why am I interested why and how why and wherefore why anybody why anyone should

英汉双解词典包含2273206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。

upon —