1.  arc
2.  bow

• 1. 弧: ARC
• 2. 电弧: arc | voltaic arc
• 3. 电弧焊: arc welding | Electric arc welding | arc-weld | electrode welding

更多释义

• 1.灭弧角和避雷器是必需的，因为雷击桅杆是很常见的。
  Arcing horns and lightning arresters are necessary because lightning strikes to the mast are common.
  dict.yoduao.com
• 2.所谓的弧节点列表包含弧和节点。
  So-called arc node lists contain arcs and nodes.
  dict.yoduao.com
• 3.通常我们用符号s来表示弧长。
  So, the usual notation that we will have is for arc length.
  dict.yoduao.com

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