electric lamp造句

1、The light of an electric lamp come from an incandescent filament.
电灯光亮来自白热的灯丝。

2、This wire inside an electric lamp is not made of copper but it is made of tungsten.
电灯里面的电线不是铜丝而是钨丝。

3、The electric lamp was invented by Edison.
电灯是爱迪生发明的。

4、The light of an electric lamp comes from an incandescent filament.
电灯光亮来自白炽灯丝。

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