It now looks like bird flight was made possible by a whole string of such exaptations stretching across millions of years, long before flight itself arose.

现在看起来，似乎是在上千万年的时间跨度中，将类似的功能变异整个串联起来才使得鸟类获得了飞行的能力。

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Of the 150 million people who live across this string of islands, about 100 million depend on the mangroves and seagrass beds for food and building materials.

生活在这一串岛屿上的一亿五千万居民中，约有一亿人仰赖红树林以及长有海草的河床为他们提供食品和建筑材料。

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Almost 180 people were killed - among them 28 foreigners from 10 countries - as 10 Pakistani militants launched a string of attacks across the city.

大约有180人被杀害——其中有来自10个国家的28名外国人——10位巴基斯坦激进分子在整个孟买市展开了一连串的袭击行动。

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What makes Dr Burgess's proposal unusual is that he went out on a limb and suggested that these energy-sapping, curled-up extra dimensions should be as big as a few microns across, gargantuan by string-theory standards.

ECONOMIST: Cosmology

The Atrium Palace Condominiums is one of a string of lavish high-rises that look across the Hudson River to the bright lights and infinite possibilities of Manhattan.

CNN: NIGHTMARE IN NEW YORK