The poor peasants with small farms were often short of massive dead stocks and livestock because of the shortage of money, and they usually had to buy and use stocks in joint venture.

经营规模较小的贫困农户则缺乏大农具及役畜，常几户合资购买、共同使用。

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Massive releases of methane from arctic seafloors could create oxygen-poor dead zones, acidify the seas and disrupt ecosystems in broad parts of the northern oceans, new preliminary analyses suggest.

新近研究的初步分析表明，从北极海床释放的大量甲烷可能造成缺氧死区，海洋酸化并扰乱北部海洋广大地区的生态系统。

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In the aftermath of a massive bloom, dead phytoplankton sink to the ocean or lake floor.

在一场大规模水华后，死亡的浮游植物沉入海底或湖底。

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When teachers guide students in gaining awareness that industrial agriculture writ large, for example, results in chemical runoff from nitrogen-based fertiliers in the Mississippi River that in turn creates a massive dead zone in the Gulf of Mexico so large that it is visible to the human eye through satellite distant imaging, students are able to grasp the basis for sustainable agriculture.

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One Saturday night almost exactly 22 years ago, my father had a massive heart attack and was dead before he hit the floor.

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Assaulted by climate change, massive air pollution, and biologically dead rivers, the cities of the South are becoming environmental disaster areas.

BBC: NEWS | In Depth | Viewpoints: The urban world in 2050