Researchers sometimes discover new species just as hunting, farming and other pressures are pushing them to extinction.

随着偷猎、农垦和其他生存压力的接踵而至，导致某些新物种已经被推到濒临灭绝的边缘时，研究者们才发现了它。

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The business of agriculture and farming sometimes can be more profitable than banking!

农业和农业企业，有时可超过银行赢利！

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He did what most children in the village had to do---he helped his parents do the farming, went outside with his little friends and sometimes played tricks.

那时他的童年生活也和大多数农村小孩同样，经常帮爸爸妈妈做一些农务，而没事时就和几个好伙伴一起去玩，有时候还做一些捣蛋的事。

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On tiny plots, and often poor-quality soil, without modern equipment or farming methods, and sometimes beset by land disputes, many peasant farmers struggle to feed their family and grow just a little extra to sell in the village market.

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However, arsenic is also used in industry (as a wood preservative, and also in paints, dyes, metals, drugs and soaps) and in agriculture and is sometimes released into the environment from factories, industrial plants and farming enterprises.

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