知识问答
最佳答案:in 1906, after Edison has used several thousand filament experiments, has made e
最佳答案:楼上说得对,爱迪生发明的是灯泡light bulb不是electric light(电).电是别人发现的. 电不是发明的,因电在自然界有,电的用法和发电的方法是
最佳答案:4, attention1. Installation of energy-saving lights, no physical contact with an
最佳答案:LED light bulbs for indoor lighting purpose has not significant advantages over
最佳答案:洗完手后要随手关水龙头,人走灯熄Should turn off the tap after washing hands,turn off the light w
最佳答案:The yellow wire within the quinary(5合1)-core wires as of the lamp is connected t
最佳答案:sweep the flooropen the windowclose the windowturn on the lightturn off the ligh
最佳答案:The stree lamp is used soft light, so it wouldn't interfere with fishing
最佳答案:My sister and I agreed to set up the Kong ming latern on the first day of the lu
最佳答案:乘坐公交车出行或以步代车; travelling by bus or walking instead of car购物使用布袋,不再使用塑料袋: No plas
最佳答案:Sky lantern is a lantern that can fly.If you fly it at night,it looks like a bri
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