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arcs

arcs
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n.

  • 柯林斯高阶英汉双解学习词典

1. N-COUNT 弧形；弧线 An arc is a smoothly curving line or movement. 

  • 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小岛。

2. N-COUNT 弧 In geometry, an arc is a part of the line that forms the outside of a circle. 
3. VERB 成弧线；呈弧形 If something arcs in a particular direction, it makes a smoothly curving line or movement. 

  • A rainbow arced gracefully over the town.

    彩虹在小城上空画出了一道优美的弧线。