. You can select this entry by clicking the word &quot; Or &quot; . Once you have selected the blank filter entry, you can enter additional filter conditions in the form. These conditions are linked by Boolean OR to the previously defined conditions.
的底部将会立即显示一个空的过滤条目。单击文字“或”就可选择此条目。选择空的过滤条目后，就可在窗体中输入附加过滤条件。这些条件通过布尔 OR 与前面定义的条件相连。