Carboniferous system in the Talimu basin is main source sequence.

塔里木盆地石炭系为该区的主力生油层系。

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The following example preserves the ordering of the source sequence.

下列范例会保留来源序列的顺序。

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The following example shows some query operators whose source sequence is probably expected to be ordered.

下面的示例演示一些可能需要对其源序列进行排序的查询运算符。

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Even at the awkward angle from which we view the picture, we read it from left to right, as we do the sequence of the three paintings, but we also read from right to left, from the source of illumination above to its objects below.

WSJ: The Calling of St. Matthew | A Dramatic Enlightenment | Masterpiece by Willard Spiegelman