arc是什么意思

短语搭配

(1)arc lamp弧光灯

(2)reflex arc反射弧

(3)arc welding弧焊

(4)island arc弧形列岛

(5)arc tangent反正切

(6)arc sine反正弦

(7)arc cosine反余弦

(8)arc minute分

(9)arc eye电光性眼炎

(10)submerged arc welding埋弧焊；埋弧焊焊接；埋弧焊接

(11)arc length弧长度；弧长；电弧长度

(12)joan of arc圣女贞德

(13)arc light弧光；电弧光；电弧

(14)argon arc welder氩弧焊机；氩弧焊工

双语例句

(1)I will focus on the knowledge of arc in the next class.

我在下节课会重点介绍反三角函数的知识。

(2)The paper plane drew an arc in the air.

纸飞机在空中划过一条弧线。

(3)The pendulum on the wall arcs regularly every day.

墙上的钟摆每天都规律地做着弧形运动。

(4)The ball rose in a high arc and fell behind the boundary line.

球在空中高高地划了一条弧线落在边线外

(5)The beach swept around in an arc.

海滩呈弧形伸展开来。

(6)The helicopter made a slow arc, passing over the mound but not stopping.

这架直升飞机做了一个缓慢的弧线运行，飞过那座小丘，但没停下来。

(7)As one hemisphere of Earth tilts farther from the sun, the arc of the sun's daily path seen from that location lowers toward the horizon.

当地球一个半球距太阳的倾斜度更大时，从那个位置看到的太阳每日运行轨迹的弧线就会向地平线下降。

(8)Joan of Arc was burnt at the stake.

圣女贞德被处以火刑。

(9)Joan of Arc was finally canonized by Pope Benedict XV in 1920.

圣女贞德最终在1920年被教皇本笃十五世追封为圣徒。

释义

n.

a part of a curve, especially a part of the circumference of a circle

弧。

a shape resembling this or something with such a shape

弧状物体

the huge arc of the sky.

　茫茫苍穹。

a curving trajectory

弧形射体轨道

he swung his torch in a wide arc.

他把手电筒拉着大圈子左右挥动。

[as modifier]Mathematics indicating the inverse of a trigonometrical function

【数】 反三角函数[ORIGIN: from the former method of defining trigonometrical functions by arcs.]

a luminous electrical discharge between two electrodes or other points

电弧。

(in a novel, play, or film)the development or resolution of the narrative or principal theme

（小说、戏剧或电影）　情节（或主题）的发展（或结局）

his transformation provides the emotional arc of the story.

他的转变为故事提供了情感发展轨迹。

v.

[with adverbial of direction]move with a curving trajectory

循弧线运动

the ball arced across the room.

　球以弧形路线飞过房间。

[usu. as noun arcing]form an electric arc

形成电弧

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。

abbr.

historical (in the UK) Agricultural Research Council

〈史〉 （英国）农业研究委员会。

Medicine Aids-related complex

【医】 艾滋病相关复征。

短语

minute of arc 见 MINUTE1 (义项2）

second of arc 见SECOND2 (义项2）

类似拼写词

arc n. 弧；电弧；情节的发展

arm n. 手臂；像手臂的东西；部门；形成角的边；狭长港湾；前肢；灵活的肢体；袖子；能力

art n. 艺术；文艺；人文科学；文科；技术；技艺；技巧；艺术作品；美术

词源

"late Middle English (denoting the path of a celestial object, especially the sun, from horizon to horizon）： via Old French from Latin arcus ‘bow, curve’."

考纲分布

近9年出现0次

重要程度: 2星

0%; n/v 弧; 弧形物; 行进弧形运动

考纲释义

( 1)n/v. 弧; 弧形物; 行进弧形运动

英文释义：a curved shape; or something shaped like a curve

考纲分布

近9年出现0次

重要程度: 2星

0%; n 弧形(物)

0%; n 弧

0%; n 电弧; 弧光

考纲释义

( 1)n. 弧形(物)

( 2)n. 弧

( 3)n. 电弧; 弧光

(1)Right now, you're looking at the furnace, the electric arc furnace.

现在,你看着这个熔炉这个电弧炉。《America Revealed》《透视美国》

(2)From the Arc de Triomphe, The Champs-Elysees continues along the Historic Axis.

从凯旋门继续前进，下一站来到历史轴在线的香榭丽舍大道。《10 Cities Vacation Travel Guide》《10大名城旅游攻略》

(3)It can't be our alphabet. 26 characters plus a question card and a 360 gives us 13 degrees of arc.

不能是我们的字母表，26个字母加上问题牌子，除360度，每个就13度角。《The Martian》《火星救援》

(4)The Arc de Triomphe, built by Napoleon, rises from the center of Place Charles de Gaulle and offers commanding views of the 12 grand avenues, which radiate outwards like a star.

拿破仑所建的凯旋门巍巍矗立于戴高乐广场中心，从凯旋门顶可居高眺望呈星型放射的 12条大道。《10 Cities Vacation Travel Guide》《10大名城旅游攻略》