obtuse angle
US /əbˈtuːs ˈæŋ.ɡəl/
UK /əbˈtjuːs ˈæŋ.ɡəl/
名詞
鈍角
an angle that is greater than 90 degrees but less than 180 degrees
範例:
•
In geometry, an obtuse angle is wider than a right angle.
在幾何學中，鈍角比直角更寬。
•
The triangle has one obtuse angle and two acute angles.
這個三角形有一個鈍角和兩個銳角。