圆弧 (yuán hú) — arc (geometry)

定義

例文

• 这个图形由一条圆弧和两条直线组成。
  Zhè ge tú xíng yóu yì tiáo yuán hú hé liǎng tiáo zhí xiàn zǔ chéng.
  This shape is made up of one arc and two straight lines.
• 桥拱采用了大圆弧设计，非常美观。
  Qiáo gǒng cǎi yòng le dà yuán hú shè jì, fēi cháng měi guān.
  The bridge arch adopts a large-arc design, which is very beautiful.
• 画一个完整的圆需要四个圆弧吗？
  Huà yí gè wán zhěng de yuán xū yào sì gè yuán hú ma?
  Does drawing a complete circle require four arcs?