The ending index value of this set of elements can be calculated only by adding up the total number of values that occurred in all preceding slices plus the current slice.

计算这个元素集的结束索引值的惟一方法是，求出前面的所有片和当前片中出现的值的总数。

youdao

The starting index value of this set of elements can be calculated only by adding up the total number of values that occurred in all of the preceding slices.

计算这个元素集的启始索引值的惟一方法是，求出前面的所有片中出现的值的总数。

youdao

European markets gained, with the Stoxx Europe 600 up 0.9%, Germany's DAX index adding 1.8% and France's CAC-40 rising 1.4%.

WSJ: Global Data Lift U.S. Stocks