绘制一个黑色三角形。
The triangle is an important structural shape in geometry and construction.
在几何和建筑中，三角形是一种很重要的结构形状。
What shape is the sandwich? It's a triangle.
三明治是什么形状？它是个三角形。
Be careful, the broken glass in the shape of triangle is very sharp.
小心，三角形状的碎玻璃很锋利。
The previous example showed how to create a relatively simple shape, a triangle.
上一示例演示了如何创建一个相对较简单的三角形形状。
The packing shape is unique triangle, pretty and fashionable.
包装外观独特呈三角形状，美观、时尚。
The code for a drawing simple shape (a triangle) would look something like this.
画一个简单图形（如三角形）的代码如下。
The code for a drawing simple shape (a triangle) would look something like this.
画一个简单图形（如三角形）的代码如下。
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