obtuse triangle

常见例句

• "Sometimes it looks more like an obtuse triangle," Winter said.
  “有时候它看起来更像一个钝角三角形。”温特说。
• Obtuse triangle: One of the three angles is an obtuse angle. The other two are acute angles.
  钝角三角形:有一个角是钝角,有两个角是锐角。
• He outlined the triangle in red.
  他用红笔画出三角形。
• The angles of a triangle total 180.
  三角形的三角之和等于180°。
• An obtuse, boring, or bothersome person; a pest.
  讨厌的人愚钝的、无聊的或讨厌的人; 害人精
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