If the workbook has not been saved before, you should save the workbook by specifying a path.

如果活页簿先前没有储存过，则应该指定路径来储存活页簿。

youdao

If the workbook has not been saved before, you should save the workbook by specifying a path.

如果活页簿先前没有储存过，则应该指定路径来储存活页簿。

youdao