英语词汇upon necessity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 necessity
释义	upon — 上 necessity n — 必要 n • 必要性 n • 需 n • 必需品 n • 必然 n
随便看	comprise in addition comprise information comprise market comprise material comprise measures comprisement comprise more than comprise of comprise one of comprise out of comprise pages comprise part of comprise people comprise percent comprise percent comprise percent comprise proposals comprise purchase comprise quality comprise range comprise right comprise risk comprise roughly comprises comprises 11 items

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 —