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;{{List button|rectSelTool.png}} Rectangular Selection: Draws a rectangle that starts from the click point and grows following the mouse; to select, release the left mouse button. ;{{List button|elliSelTool.png}} Elliptical Selection: Draws an ellipse centered in the click point that grows following the mouse; to select, release the left mouse button. ;{{List button|lineSelTool.png}} Free Closed Line Selection: Click and hold the left mouse button to start drawing a line that follows the mouse. Release the left mouse button to close the line and select all the area inside its borders. ;{{List button|polygonSelTool.png}} Polygonal Selection: Click in two different points to draw a line and a third point to create a polygon. Double click to close the polygon and select all the area inside its borders
矩形选择：绘制一个矩形，从点击开始，随着鼠标操作而增大；释放鼠标左键选择。
椭圆选择：以点击为中心绘制一个椭圆形，随着鼠标操作而增大；释放鼠标左键选择。
自由关闭行选择：单击并按住鼠标左键绘制一条线，随着鼠标操作增长。释放鼠标左键以关闭线，并选择其边框内的所有区域。
多边形选择：点击两个不同的点来画一条线，并画第三个点来创建一个多边形。双击关闭多边形并选择其边框内的所有区域
