英语词汇“air curtain”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	air curtain
释义	WordReference Random House Unabridged Dictionary of American English © 2024 air′ cur′tain, Mechanical Engineeringcompressed air directed, usually downward, across a doorway so as to form a shield to exclude drafts, insects, etc. Collins Concise English Dictionary © HarperCollins Publishers:: air curtain n an air stream across a doorway to exclude draughts, etc
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