When microscopic Marine organisms known as phytoplankton multiply into a dense population at the ocean's surface, massive blooms can spread so far that they can only be seen from space.

当微小的海洋浮游生物在海洋表面大量繁殖时，其壮观的场面甚至能从太空观察到。

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Uruk represents one of the world's first cities, with a dense population.

乌鲁克代表了世界上最早的城市之一，人口稠密。

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This area features a dense population.

这个地区的特点是人口密集。

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This little yacht haven has a dense population of eight-figure investment portfolios, to judge from the interest and dividend income reported there.

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With a landscape covered in a sea of dense hills, the local population was never able to survive off farming alone, and by the Song dynasty (960 to 1276), most residents had turned to commerce.

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