arc

过去分词：

动词过去分词: arced/arcked

更多词形：

动词过去式: arced/arcked | 动词过去分词: arced/arcked | 动词现在分词: arcing/arcking | 动词第三人称单数: arcs |

单词例句：

The iron rod support the valance is bend in an arc.

挂窗帘上部短幔的铁棍弯成了个弓形。

The rainbow forms an arc in the sky.

彩虹在天空中呈一个弧形。

Arc lamps require a current-limiting ballast.

弧光灯需要一个限流镇流器。

The limit of this ratio as the length of the arc approaches zero.

曲率极限当弧长趋向于零时该曲率的极限

The iron rod supporting the valances was bent in an arc.

挂窗帘上部短幔的铁棍弯成了个弓形。

Joan of Arc was burned to death.

贞德被焚致死。

Joan of Arc was burned at the stake.

圣女贞德被烧死在火刑柱上。

For making incircle arc felloe tarning tools.

制造内圆弧型车刀和轮缘车刀。

The stick of carbon is often used in an electric arc lamp.

碳精棒常用于电弧灯。