| 单词 | 电池供电 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔flashlight〕A small, portable lamp usually powered by batteries.手电筒：一种通常用电池供电的小型便携式电灯美国传统〔main〕It is mains or battery powered.它是由电源或者电池供电的。柯林斯高阶〔run on〕It runs on a small rechargeable battery.它用一个小型充电电池供电。外研社新世纪〔take〕The torch takes AA batteries.这个手电筒用5号电池供电。外研社新世纪Colour LCD screens are ideal for portable battery-operated equipment such as laptop computers and camcorders.彩色液晶显示屏幕对于便携式电池供电设备，如袖珍电脑和摄像放像机特别理想。剑桥国际The batteries last for four hours and recharge in 2.5 hours.电池供电4小时，两个半小时后再充电。剑桥国际 |
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