报告预测，到2030年，这一数字将翻一番。

It projected that the number would double by 2030.

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印度年增长率过到8- 10%，这就意味着他们的电力供应在十年之内必须翻一番。

For India to grow at 8-10% a year, supply must at least double in a decade.

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到2020年，预计该数字几乎将翻一番。

This figure is projected to nearly double by the year 2020.

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以目前的迹象，在下个五年会翻一番。

On their current trajectory, they will double in the next five years.

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根据最新数据，到2010年全球的肥胖症儿童患者的人数将翻一番。

Childhood 1 obesity around the world will almost double by 2010 according to new data.

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根据最新数据，到2010年全球的肥胖症儿童患者的人数将翻一番。

Childhood 1 obesity around the world will almost double by 2010 according to new data.

youdao