有丰富多样的轮廓线确实不错，因为形状是一项极为强大的设计工具。
A greater variety of contours is a wonderful thing, because shape is an incredibly powerful design tool.
路径挤压’技术是一个非常强大的建模工具。它通过由给定的轮廓线沿着指定的路径伸展，就能创建一个面。
The "Extrude along path" technique is a very powerful modelling tool. It consists of creating a surface by sweeping a given profile along a given path.
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