arc

US /ɑːrk/
UK /ɑːrk/
"arc" picture
1.

弧, 弧线

a part of a curve, especially that of a circle

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The bridge has a beautiful arc.
这座桥有一个美丽的弧形。
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Draw an arc from point A to point B.
从A点到B点画一个弧。
:
curvearchbowcrescentsegment
2.

电弧, 弧光

a luminous electrical discharge between two electrodes or other points

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A powerful electrical arc was visible during the short circuit.
短路时可以看到强大的电弧。
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Welding often involves creating an arc to melt metal.
焊接通常涉及产生电弧以熔化金属。
:
sparkflashdischarge
1.

呈弧形移动, 划弧线

to move with an arc-shaped trajectory

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The ball arced over the fence.
球划过一道弧线越过栅栏。
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The eagle arced gracefully through the sky.
老鹰优美地划过天空。
:
curvebendbowloop