英汉词典 旅游景点 旅游指南 美食特产购物 历史文化
arc
/ɑrk/
n.
A curved line; any section of a curve.
【数】弧；圆周之一部。
The curved band of light formed between two electrodes caused by the passage of an electric current.
【电】弧光。
Anything bow-shaped.
弧形或弓形之物。
(过去式: arced; 过去完成式: arced; 现在进行式: arcing)
v.i.
To form an electric arc (said of two electrodes or two adjacent wires, or of the current with which they are charged).
形成弧光。
arc light
弧光灯。
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