battery-powered device

基本解释

A pacemaker is a small, battery-powered device that's usually implanted near your collarbone.
起搏器是一种电池驱动的小玩意，植入锁骨附近。
It was reported that the battery-powered device could sense the soldier's individual movements and let him carry weights of up to 200lbs （90.7kg）.
据悉，这种“外置机械骨骼”通过电池供电，能够监测到每个士兵的运动，配置“外置机械骨骼”的士兵甚至可以搬动200磅(90.7千克)以上的物体。
This small battery-powered device is implanted near the abdomen or the collar bone and connected to four electrodes implanted in the brain through an insulated electric wire known as the lead.
此小型电池供电装置被植入患者的腹部或者锁骨，通过铅制的导线同植入大脑的四个电极连接。

Every battery-powered device could be affected, from cell phones to cameras to electric cars.
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They can look like any other battery-powered electronic device.
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