Exception:解析表达式出错。 内部错误：Oops! No applicable member has been found for the expression. The error occurred for expression "." at position 63 near ".GetPixel(10, 10);". 原始表达式：var clipboardData = Clipboard.GetImage(); return clipboardData.GetPixel(10, 10); 开始位置：63 附近代码：.GetPixel(10, 10);