Data series get their data from consecutive rows in the selected range. For scatter charts, the first data series will contain x-values for all series. All other data series are used as y-values, one for each series.
数据序列从选定区域的连续行中得到数据。对于散点图表，第一个数据序列将包含所有序列的 x 值。所有其他数据序列被用作每一个序列的 y 值。