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	a greater proportion of income a greater public a greater purpose a greater return a greater risk a greater sense a greater sensitivity a greater understanding of a greater utilization a greater variety a greater visibility a greater voice. a greater willingness a Great escape a greatest match a great evening a great event a great example o a Great exchange a great exhibition a great experience a Great famine a Great famine a great favorite a great favourite with

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 —