plural arcs
plural arcs
Learner's definition of ARC
[count]
1
: a line or shape that is curved like part of a circle弧;弧形 — see picture at geometry 2
technical : a brightly glowing electric current that flows across an open space between two points (such as two electrodes)弧光;电弧 2 arc /ˈɑɚk/ verb
arcs; arced /ˈɑɚkt/ ; arcing /ˈɑɚkɪŋ/ arcs; arced /ˈɑɚkt/ ; arcing /ˈɑɚkɪŋ/ Learner's definition of ARC
[no object]
1
: to move or lie in a curving path : to follow an arc-shaped course做弧形运动;呈弧形 -
The arrow arced through the air.箭在空中划出一道弧线。
-
A light arced across the sky.一道闪电呈弧形划过天空。
-
The island chain arcs from north to south.列岛由北向南呈弧形排列。
2
technical : to form an electric arc形成一道电弧