The drone is equipped with cameras to absorb and assess the patient, and also has voice communication to direct those on the scene.

无人机配备的摄像头能够对病人进行观察及评估, 同时语音通信也可直接指挥现场状况。

It's equipped with a voice communications system that can speak to the victims and guide them on what to do until a lifeguard arrives.

它配备了语音通讯系统，可以与受害者交谈，并指导他们做什么，直到救生员到来。

Back then you also had to know Morse code, the code that has dots and dashes that can be used to communicate when you don't have voice communication.

那时你还必须知道摩尔斯电码，这种带有点和破折号的代码可以在你没有语音通信时用于通信。