英语词汇“useful investment”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

英汉翻译词典包含4368284条英汉汉英翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习的有利工具。

单词	useful investment
释义	useful investment 有用投资
随便看	message switching message switching applications message switching center message switching centre message switching computer message switching data service message switching equipment message switching multiplexer message switching network message switching procedure message switching procedures message switching processor message switching switching message switching system message switching system components message switching system data switching message switching technique message-switching technique message switching unit message synchronization message system architecture message taking service message tax message telecommunication service message telephone service