If you had existing diagrams, or if you do not explicitly work with layers, all of the shapes on the diagram are placed on the default layer.

如果您有已经存在的图表，或者如果您对处理层还不是很熟练，那么图表上的所有形状都位于默认层。

youdao

If you had existing diagrams, or if you do not explicitly work with layers, all of the shapes on the diagram are placed on the default layer.

如果您有已经存在的图表，或者如果您对处理层还不是很熟练，那么图表上的所有形状都位于默认层。

youdao