Calc you can protect sheets and the document as a whole. You can choose whether the cells are protected against accidental changes, whether the formulae can be viewed from within Calc, whether the cells are visible or whether the cells can be printed.
Calc 中，您可以将工作表和文档作为一个整体保护。您可以选择是否保护单元格防止意外修改，是否从 Calc 内查看公式，单元格是否为可见或是否可以打印。