英语词汇“acoustical surveillance”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	acoustical surveillance
释义	WordReference Random House Unabridged Dictionary of American English © 2024 acous′tical surveil′lance, Militarythe collecting or recording of information by sound-detection methods and devices, as for intelligence purposes.
随便看	characteristically characteristic curve characteristic equation characteristic function characteristic polynomial characteristic root characteristic vector characteristic velocity characteristic x-ray characterizable characterization characterize characterizer characterless character piece character set character sketch character study character witness charactery charactonym charade charades charango charas

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