anti-eavesdropping device
英
美
- 防窃听装置
双语例句
- A tape recording of several dozen voices talking at the same time,used as an antibugging device to make private or secret conversations inaudible to eavesdroppers.
防窃听多声磁带记录了许多同一时刻说话声音的磁带，用作一种防窃听装置使私人的或秘密的谈话不被偷听者听到。
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