全世界大约有3.5亿人患有此病，在未来的20年里患病人数很可能要增加一倍以上。
About 350 million people worldwide have the illness, a number likely to more than double in the next 20 years.
各家影院正在争相安装成百上千块新的3D屏幕，到今年年底3D屏幕的数量可能要增加一倍以上。
The theaters are racing to install hundreds of new 3-D screens, and may more than double the count by the end of the year.
巨大的冰山每年都会从大陆上脱离，在冬天这些冰山周围一半的海水会结冰，这意味着冰山的体积几乎要增加一倍。
Huge iceberg breaks off the continent each year, while in winter half the surrounding ocean freezes over, which means its size almost doubles.
应用推荐