单词 | arc |
释义 | arc¹ 1.(something curved in shape)弧形物;弓形物 The Aleutian chain is a long arc of islands in the North Pacific.阿留申群岛是北太平洋上一长串呈弧形排列的岛屿。 to extend in an arc呈弧状延伸 The offices extend in an arc around north London.办公楼沿伦敦北部呈弧状延伸。 2.(section of a curved line)弧线 3.【物】(between electrodes)弧光 4.【天文】(天体运行路径的)弧 5.【数】+of curve, graph, geometric figure弧 arc² 呈弧形 A rainbow arced gracefully over the town.彩虹在小镇上空画出了一道优美的弧线。 |
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