您要查找的是不是：
- fetal PCG microphone 胎儿心音微音器
- acceleration type PCG microphone 加速型心音图微音器
- airconductive dynamic PCG microphone 气导式压力型心音图测量用微音器
- Speak clearly into the microphone. 对著话筒说清楚些。
- 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。
- electromagnetic PCG microphone 电磁式心音微音器
- skin-contact PCG microphone 皮肤接触式心音微音器
- PCG microphone 心声传声器, 心音图扩音器
- piezoelectric PCG microphone 压电式心音微音器
- acceleration type PCG microphon 加速型心音图微音器
- 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
- "Fetal heartbeats are like that, "she replied. "胎儿的心跳都是这样。"她答道。
- Now many scientists are studying fetal development. 目前许多科学家正在研究胎儿的发育。
- Fetal monitoring has long been controversial. 胎儿监护长期以来一直备受争议。
- To supply with or transmit through a microphone. 通过话筒传送通过话筒提供或传送
- PCG: Is it a co-op game over a single-player game? 这是一个合作游戏还是单人游戏?
- Fetal skin cells help heal burn wounds in. 胎儿皮肤细胞帮助治疗烧伤伤口。
- Anencephaly is absence of the fetal cranial vault. 无脑儿是胎儿颅穹窿缺陷。
