Grids and guides provide a visual cue to help you align objects in your drawing. You can also choose to snap an object to a grid line, guide or to the edge of another object.
在绘图中对齐对象时，网格线和辅助线可以提供视觉提示。也可以选择将对象与网格线、辅助线或其他对象的边缘对齐。