Renumber Figure 2 and Figure 3 to Figure 7 and Figure 6 respectively.

把23依序重编号为76。

If you later add more equations to the paper before the referenced equation, all the equations will automatically renumber and the cross-references will update.

算以后在前面的公式，它们都会自动编号，交叉引用编号也会自动修改。