您要查找的是不是：
- bidirectional data flow; a bidirectional microphone. 双向数据流；双向麦克风
- Speak clearly into the microphone. 对著话筒说清楚些。
- bidirectional microphone 双向传声器
- The lecturer speaks through a microphone. 演讲者通过麦克风说话。
- He is talking into a microphone. 他正在对着麦克风讲话。
- He used a microphone so that everyone could hear him. 他使用扩音器，使人人能听见他的讲话。
- A hidden microphone, as on a person's body or in a building. 隐形话筒，窃听器如放在人身体上或建筑物上的不让外人看到的麦克风
- To supply with or transmit through a microphone. 通过话筒传送通过话筒提供或传送
- BLSR Bidirectional Line Switched Ring. 双向线路交换环。
- Suitable for Bidirectional Broad Band access net. 适用于双向宽带接入网。
- Channels can be unidirectional or bidirectional. 通道可以是单向的或双向的。
- Plug in the microphone or no one will hear me. 请把麦克风插上，不然没人听得到我的声音。
- Bidirectional current monitors that make sense. 电流检测放大器。
- When we make a speech, we often use a microphone. 我们讲演时经常使用麦克风。
- These algorithms require bidirectional iterators. 这些算法要求双向迭代器。
- An icon appears in the upper portion of the screen to indicate when the microphone is muted. 当对麦克风进行消音时，会在屏幕的上部出现一个图标。
- He clipped the microphone(on) to his collar. 他把麦克风别在衣领上。
- Point the microphone toward your mouth. 将麦克风对准嘴部
- She's walking up to our microphone now. 现在她向我们走来了。
- Check to make sure your headset has a Microphone. 检查确认您的头戴耳机话筒有麦克风。
