obtuse triangle

常见例句

• "Sometimes it looks more like an obtuse triangle," Winter said.
  “有時候它看起來更像一個鈍角三角形。”溫特說。
• Obtuse triangle: One of the three angles is an obtuse angle. The other two are acute angles.
  鈍角三角形:有一個角是鈍角,有兩個角是銳角。
• He outlined the triangle in red.
  他用紅筆畫出三角形。
• The angles of a triangle total 180.
  三角形的三角之和等於180°。
• An obtuse, boring, or bothersome person; a pest.
  討厭的人愚鈍的、無聊的或討厭的人; 害人精
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