英语词汇upon written request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 written request
释义	upon — 上 written — 成文 • 记作 • 笔头 upon request n— 应要 n upon request— 应...之请 request v — 请 v • 要求 v • 申请 v • 索要 v • 搬请 v request n — 要求 n • 请求 n
随便看	tactical turn tactical unit tactical use tactical vehicles tactical view tactical weapon tactic approach Tactician tacticians tactic of war tactics tactics applied tactics employed tactics-only tactics training tactile tactile and audible tactile buttons tactile characteristics tactile communication tactile contact tactile effect tactile examination tactile experience tactile exploration

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 —