对于排版印刷，线条清晰，或甚至有锐边的照片来说，JPG也不是一种理想的媒介，因为他们经常被反锯齿而弄得模糊不清。
JPG is also not an ideal medium for typography, crisp lines, or even photographs with sharp edges, as they are often blurred or smeared out by anti-aliasing.
当越来越多的人使用视频聊天技术看到自己时，他们会注意到自己的下颌轮廓不像自己理想中的那样线条鲜明。
As more people see themselves on video chat technology, they may notice that their jawline is not as sharp as they want.
是的。黄金分割被用作是理想的比例关系，绘画构思中线条和形态的框架是依赖该比例而定的。
Right. The Golden Mean, or Section, has been used as an ideal proportion on which to base the framework of lines and shapes in the design of painting.
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