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Update article.md #1262

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2 changes: 1 addition & 1 deletion 7-animation/1-bezier-curve/article.md
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Expand Up @@ -33,7 +33,7 @@

由于最后一个属性，在计算机图形学中，可以优化相交测试。如果凸包不相交，则曲线也不相交。因此，首先检查凸包的交叉点可以非常快地给出“无交叉”结果。检查交叉区域或凸包更容易，因为它们是矩形，三角形等（见上图），比曲线简单的多。

贝塞尔曲线绘制的主要重点 —— 通过移动曲线，曲线**以直观明显的**方式变化。
贝塞尔曲线绘制的主要重点 —— 通过移动控制点，曲线**以直观明显的**方式变化。

尝试在下面的示例中使用鼠标移动控制点：

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