Intensive cultivation has impoverished the soil.
集约耕作使土壤变得贫瘠。
The impoverished Caribbean island nation, which also had to contend with a devastating earthquake and cholera outbreak in the last few years, is an unwanted poster child for soil erosion.
这个近几年来还受到强烈地震和霍乱侵袭的贫困的加勒比岛国，不幸成为水土流失的最好写照。
Heavy rain and excessive use have impoverished the soil.
这土地因遭暴雨侵蚀及使用过度已贫瘠不堪。
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