英语词汇“backflow”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	backflow
释义	backflow \ˈ ̷ ̷ˌ ̷ ̷\ noun Etymology: back (III) + flow 1. : a flowing back or returning toward a source 2. : the entrance of water or other liquid from any but the regular source of a potable water supply system — compare cross-connection
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