I think this is real, ' he said, suggesting people used wired earpieces to talk on cell phones.

“我觉得这是真的，”他说。他建议人们在接打电话时使用有线耳机。

The sending and receiving sensors would be in the earpieces, as with present-day hearing-aid spectacles.

而滤后的声信号通过耳机传给佩戴者，象现在的眼镜式助听器一样。

The sending and receiving sensors would be in the earpieces, as with present - day hearing - aid spectacles.

发送和接收感受器可装在镜片里.