The noun explanation of excel work label is:

1. Excel work label: If you see Sheet1, Sheet2, and Sheet3 in the lower left corner of the worksheet, this is the worksheet label.

2. You can double-click or right-click to rename this label. The additional meaning of this question is to select all worksheets, that is, all tables are the same, and the input content is also the same. There is no need to edit one by one, and the editing is completed. Then click any label other than Sheet1, and the workbook returns to the single editing state.