However, in some cases, you will need to read cursors both forward and backward, in which case you should use scrollable cursor.
但某些情况下，您需要游标既能向前又能向后，此时需要使用可滚动游标。
That veil is lifting as you read this, however, as telescopic vision extends ever backward in time and data is fed into powerful new computer models.
无论如何，正如你读到的这样，随着望远镜的视线拓展和计算机模式的数据处理能力日益更新和强大，面纱正在被揭开。
Some read the sequence backward, thus requiring bidirectional iterators.
一些算法反向读取序列，所以要求双向迭代器。
Usually, the target sequences are palindromes, meaning they read the same backward and forward.
通常，它们的目标序列具有回文结构，即从反向读和从正向读它们都是一样的。
For those familiar with the ot, when we read "I was not rebellious, I turned not backward", it brings to our minds Adam, the first Adam.
那些熟悉旧约的人，当我们读到“我并没有违抗，也没有后退”的时候，我们会想到最初的亚当。
Note, therefore, that when we calibrate the scale to read in ohms, these calibrations go backward.
因此要注意，当我们把刻度刻成欧姆读数时，这些刻度是从大到小的。
Note, therefore, that when we calibrate the scale to read in ohms, these calibrations go backward.
因此要注意，当我们把刻度刻成欧姆读数时，这些刻度是从大到小的。
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