arc
n. 弧, 弧形, 弓形, 弧光 [化] 弧
发音
词形变化
别名
教材释义与例句
弧（度）；弧光（全称electric arc）；弧形物；天穹
形成电弧；走弧线
释义与例句
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1.
That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon.
天文 -
2.
A continuous part of the circumference of a circle (circular arc) or of another curve.
弧
数学1914, Ernest Bramah, Max Carrados The arc of a circle may be very little, but, given that, it is possible to construct the entire figure.
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3.
An arclight.
媒体 -
4.
A directed edge.
数学 -
5.
The three-point line.
俚语 体育 游戏 -
6.
A curve, in general.
弧形
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7.
A band contained within parallel curves, or something of that shape.
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8.
A flow of current across an insulating medium; especially a hot, luminous discharge either between two electrodes or as lightning.
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9.
Ellipsis of story arc.
语言学 -
10.
Ellipsis of story arc.
A period or phase in a person's life.
语言学 引申义I'm hitting the gym three times a week or more at the moment. I'm in my gym bro arc.
I miss my drawing arc. I feel like I was much more creative back then.
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11.
A continuous mapping from a real interval (typically [0, 1]) into a space.
数学
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1.
To move following a curved path.
及物/不及物 -
2.
To shape into an arc; to hold in the form of an arc.
及物 -
3.
To form an electrical arc.
不及物
词汇关系
同义词 5
上位词 1
下位词 8
整体词 2
相关短语
词源
Etymology tree Proto-Indo-European *h₂erkʷ- Proto-Indo-European *h₂erkʷos Proto-Italic *arkuos Latin arcus Old French arcbor. Middle English ark English arc Inherited from Middle English ark, from Old French arc, from Latin arcus (“a bow, arc, arch”), ultimately from Proto-Indo-European *h₂erkʷos (“bow, arrow”). Doublet of arch, arco, and arrow.
来源：wiktionary