英语词汇backflow prevention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	backflow prevention
释义	backflow n — 回流 n prevention n — 防止 n
随便看	gave us new possibilities gave us peace gave us peace of mind gave us reason gave us so much gave us the confidence gave us the edge over gave us the idea gave us the impression gave us the keys gave us the news gave us the opportunity gave us the possibility gave us this information gave us wrong gave vent gave voice gave way gave written notice gave you advice gave you a heads-up gave you an edge gavi Alliance gavi Alliance Gavin

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。

backflow n —