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Copyright Ray Meadows 2012RM Smoothsans is based on RM Playtime medium FS1.0 by Ray Meadows (http://fontstruct.com/fontstructors/p2pnut), which is based on RM Playtime FS1.0 by Ray Meadows (http://fontstruct.com/fontstructors/p2pnut)
解释
RM Smoothsans was built with FontStructRM Smoothsans is based on RM Playtime medium FS1.0 by Ray Meadows (http://fontstruct.com/fontstructors/p2pnut), which is based on RM Playtime FS1.0 by Ray Meadows (http://fontstruct.com/fontstructors/p2pnut)