An arc light makes light when an electric current jumps across the space between two carbon rods.
当电流跃过两个碳棒之间的空间时, 弧光灯就会发光。
单词 | carbon rod |
例句 |
原声例句
who was 系列 An arc light makes light when an electric current jumps across the space between two carbon rods. 当电流跃过两个碳棒之间的空间时, 弧光灯就会发光。 |
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