One of the advantages of modern irrigation methods is that they alone can save 20-30 percent of the present volume of wasted irrigation water.

现代灌溉方法的优点之一是，仅凭它们就可以节省目前灌溉用水浪费量的20%-30%。

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Eighty percent of the volume of our brain, about, is cortex.

我们大脑容量的大约百分之八十，都是大脑皮层。

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In the sample data, this accounts for 45 percent of the data volume.

在示例数据中，这种数据要占数据量的45%。

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Eighty percent of the volume of our brain, about, is cortex.

我们大脑容量的大约百分之八十,都是大脑皮层

耶鲁公开课 - 心理学导论课程节选

One big credit-card company we work with does nearly 35 percent of its annual dollar volume and 20 percent of its total transaction volume this time of year.

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PepsiCo, the No. 2 soda maker, gets 64 percent of its volume from soft drinks and only 7 percent from its Aquafina bottled water.

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He opted for a dead rent, one not figured as a percent of sales volume.

FORBES: Magazine Article