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

单词	nonreturn
释义	nonreturn Related to nonreturn: Non return valve nonreturn (ˌnɒnrɪˈtɜːn) adj (General Engineering) denoting a mechanism that permits flow in a pipe, tunnel, etc, in one direction only: a nonreturn pipe.
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