* @param left 左边界
'enum': ['red', 'blue', 'green', 'yellow', 'purple', 'orange'],。业内人士推荐WPS官方版本下载作为进阶阅读
The barycentric coordinates of are derived from the areas of sub-triangles .，推荐阅读爱思助手下载最新版本获取更多信息
The firm also beat analyst's forecasts as sales for the last three months of its financial year jumped by 73% compared to 12 months earlier.。safew官方版本下载是该领域的重要参考
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