| 单词 | acoustical surveillance |
| 释义 | acoustical surveillancenounthe collecting or recording of information by sound-detection methods and devices, as for intelligence purposes. Words nearby acoustical surveillanceacouasm, acouchi, acousma, acoustic, acoustical cloud, acoustical surveillance, acoustical tile, acoustic aphasia, acoustic coupler, acoustic feature, acoustic feedback Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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