好词典

arcs

UK /ɑːks/US /ɑːrks/

词源

源自拉丁语 'arcus',意为'弓'或'拱',后经古法语 'arc' 进入英语。

noun

❶ 弧线或弧形,指弯曲的线条或形状,常见于几何学、建筑或自然景观中。

“The rainbow formed perfect arcs across the sky.”

(彩虹在天空中形成了完美的弧线。)

“The architect designed the building with elegant arcs.”

(建筑师设计了带有优雅弧线的建筑。)

❶ 电弧,指电流通过空气或其他介质时产生的发光放电现象。

“The welder created bright arcs with his torch.”

(焊工用焊枪产生了明亮的电弧。)

“Lightning is a natural arc of electricity.”

(闪电是一种自然的电弧现象。)

同义词:curves, bows, arches, crescents, loops

verb

❶ 以弧线移动或弯曲,描述物体沿曲线路径运动或形成弧形。

“The ball arcs through the air and lands softly.”

(球在空中划出弧线后轻轻落地。)

“The bird arcs gracefully over the lake.”

(鸟儿优雅地在湖面上划出弧线。)

同义词:curve, bend, arch, swoop, loop

常见短语

arc of a circle — 圆的一部分,指圆周上两点之间的曲线段。

“The arc of a circle can be measured in degrees.”

(圆的弧可以用度数来测量。)

electric arc — 电流通过空气或气体时产生的发光放电现象,常见于焊接或闪电中。

“The electric arc is used in welding to join metals.”

(电弧被用于焊接金属。)