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我知道“c0.88,0.88,2.75,1.82,5.25,1.75”是什么意思。但是我不知道“c8.62-0.25,20-2.12,29.5-4.25”是什么意思,尤其是里面的'-'符号。先感谢您。
-0.25 表示负坐标