For multiple column work, a better average is 40 to 50 characters.

对于多列页面，平均在40至50个字符每行最好。

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There are still keys but they point to multiple columns. The columns are arranged by column family.

仍然有主键，但它的值可以指向多个按照column Family组织的列。

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The previous example demonstrated how to modify multiple column values for a specific row in a single table.

上例演示了如何修改单个表中特定行的多个列值。

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During the spill, three shifts of employees monitoring the pipeline from the command center in Edmonton, Alberta, received multiple warning alarms, but dismissed them as being caused by column separation, or bubbles of vapor in the pipeline, according to the NTSB investigation.

CNN: STORY HIGHLIGHTS

As measured by click-through rates, Sponsored Stories in News Feed perform multiple times better on both desktop and mobile than ads in the right-hand column.

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On Monday, this column reported that horse meat had been found in IKEA meatballs slated for sales in multiple EU countries.

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