你量一量自己，输入量得的数据，然后电脑就会将样式打印出来。
You measure yourself, enter measurements and the computer will print out the pattern.
为了测试正则表达式，样式表只是不加改变地复制其输入。
To test the regular expression, the stylesheet simply copies its input unmodified.
为了测试正则表达式，样式表只是不加改变地复制其输入。
To test the regular expression, the stylesheet simply copies its input unmodified.
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