送话器

送话器 [sòng huà qì]

1. ■ {电} microphone; transmitter; telephone transmitter

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常用词组

1. ■ 送话器按钮 microphone button;

2. ■ 送话器灵敏度 sensitivity of telephone transmitter;

3. ■ 送话器频率响应 frequency response of microphone;

4. ■ 送话器指向性指数 directivity index of telephone transmitter