英语词汇concentric arc怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	concentric arc
释义	Examples: concentric arc (in spherical geometry)— 同轴圆弧 See also: concentric — 同心 • 同轴 arc n — 弧 n • 电弧 n • 圆弧 n • 弧度 n • 弧线 n
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concentric arc (in spherical geometry)—