/* Draws a chart on the given canvas */
每到一个商场，它的固定才艺之一就是转手绢，鲜红的手绢在它宽厚的熊爪上翻飞，时而快时而慢，偶尔还会“翻车”掉在地上。
。爱思助手下载最新版本是该领域的重要参考
both the type parameters to Member and the alias.
charKind = charClassTable[character]
Bit depth #Support for wider gamuts increases the need for more steps when expressing colours as digital values. Standard gamut (sRGB) displays typically use 8 bits per component (red, green, and blue, with a total of 256 steps of intensity for each), which results in around 16.7 million different possible colours.