An induction loop is used to power the device and to relay data from the lens to a receiver worn by the patient.
感应圈被用于启动该装置，并用于将镜片里的数据传输到患者配戴的接收器上。
The main trigger technology used in red-light systems is the induction loop.
用于红灯系统的主要触发器技术是感应线圈。
The short range of the induction-loop antenna in the lens means the external antenna has to be very close to the eye: taped around the eye socket, in fact.
眼镜内感应圈天线短意味着外部天线离眼睛一定很近：实际上就是黏在眼眶周围。
The short range of the induction-loop antenna in the lens means the external antenna has to be very close to the eye: taped around the eye socket, in fact.
眼镜内感应圈天线短意味着外部天线离眼睛一定很近：实际上就是黏在眼眶周围。
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