For example, to represent a point, I created a Dot figure by extending an Ellipse figure and used a PolylineConnection figure to represent the connecting lines.是什么意思_For example, to represent a point, I created a Dot figure by extending an Ellipse figure and used a PolylineConnection figure to represent the connecting lines.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句