"Triangle" 来源于拉丁语 "triangulum",意思是 "三角形"。
例句:
The triangle is a basic shape in geometry.
(三角形是几何学中的基本图形。)
The triangle has three sides and three angles.
(三角形有三条边和三个角。)
The sum of the angles in a triangle is always 180 degrees.
(三角形中角的总和总是180度。)

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最佳回答 2023-06-03