If a selected range has only one row, the content of the far right cell is copied into all other cells of the range. If several rows are selected, the far right cells are copied into the cells to the left.
如果选定的区域只有一行，则最右边单元格的内容将被复制到区域中的其他所有单元格。如果选定的区域有多行，则各个单元格行中最右边单元格的内容将被复制到左边的单元格。