arc 详细解释

arc

[ɑ:k]

n.弧, 弧形物
vi.形成电弧,按弧形轨迹行进

n.[C]

1. 弧, 弧形

An arc is a part of the circumference of a circle or other curved lines.

弧是圆周或曲线的一部分。

2. 电弧, 弧光

an arc lamp

弧光灯

3. 弧形物, 弓形物

词形变化

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 |

词义辨析

同义参见:

arch  

英英释义

名词 arc:

electrical conduction through a gas in an applied electric field

同义词：discharge, spark, electric arc, electric discharge

a continuous portion of a circle

something curved in shape

同义词：bow

动词 arc:

form an arch or curve

同义词：arch, curve

补充

arcarc英:[ɑ:k] 美:[ɑrk]n.1.弧, 弧线The sun appears to move in an arc across the sky.太阳看起来在天空中以弧形运行。2.弧形物When the moon is new it looks like an arc of light in the sky.新月看起来像天空中的一盏弧形灯。

例句

1. The Aleutian chain is a long arc of islands in the North Pacific.阿留申群岛是北太平洋上一长串呈弧形排列的岛屿。 2. The offices extend in an arc around north London.办公楼沿伦敦北部呈弧状延伸。 3. A rainbow arced gracefully over the town.彩虹在小镇上空画出了一道优美的弧线。 4. Ranger 6 arced on a graceful,curving course towards the moon.(月球探测卫星)徘徊者6号沿着一条优美的曲线循弧线飞向月球。 5. the huge arc of the sky.茫茫苍穹。 6. he swung his torch in a wide arc.他把手电筒拉着大圈子左右挥动。 7. the ball arced across the room.球以弧形路线飞过房间。 8. check that switches operate properly with no sign of arcing.检查一下开关是否使用正常，是否不带电弧。 9. He bent the twig into an arc.他把嫩枝弯成一个弧形。 10. The ball floated in a high arc.球在空中划出一道高高的弧线。 11. an electric arc电弧 12. The arrow arced through the air.箭在空中划出一道弧线。 13. A light arced across the sky.一道闪电呈弧形划过天空。 14. The island chain arcs from north to south.列岛由北向南呈弧形排列。

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