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sound detector ['saunddɪ'tekfə]
construct. 伴音信号检波器; 测音〔检声〕器
tech. 测声器; 检声器; 声探测器; 声检测器; 测音器; 伴音信号检波器; 伴音检波器
sound detector: 7 phrases in 2 subjects
Space1
Technology6