To further complicate focusing, night scenes rarely have enough light or contrast to perform auto focus, nor enough viewfinder brightness to manually focus.
夜景不便自动对焦，因为没有足够的光线或者鲜明的对比，而若手动对焦，取景器亮度又不够，这些使得夜间摄影的对焦更为复杂。
In contrast, sales in India clattered along and those in China boomed, doubling between 2007 and 2010 to make it the largest auto market in the world.
与之相对，印度的销量缓慢上升而中国的销量则快速上升，在2007至2010年期间翻了两番，成为世界上最大的汽车市场。
In contrast, sales in India clattered along and those in China boomed, doubling between 2007 and 2010 to make it the largest auto market in the world.
与之相对，印度的销量缓慢上升而中国的销量则快速上升，在2007至2010年期间翻了两番，成为世界上最大的汽车市场。
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