アーク
āku
1. arc
2. (electric) arc
★ Common
Noun
#13509
1. arc
2. (electric) arc
1. arc light
1. tangent arc; partial circumscribed halo
1. arc lamp; arc light
1. Kern arc (optical phenomenon)
1. Xenon arc lamp
1. arc guide
1. arc energy
1. arc gouging
1. arc spectrum