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关注：1
2013-05-23 12:21
求翻译：A common, underlying problem has been how soil loss from tilled (plowed) land greatly exceeds the pace of soil building, which, over time, leads to the erosion of fertile topsoil. In hiking around many native grasslands or forests, how often do you see bare earth?是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
A common, underlying problem has been how soil loss from tilled (plowed) land greatly exceeds the pace of soil building, which, over time, leads to the erosion of fertile topsoil. In hiking around many native grasslands or forests, how often do you see bare earth?
问题补充： |
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2013-05-23 12:21:38
一个常见的，根本的问题是，如何从耕作（犁）土地水土流失大大超过土建筑，随着时间的推移，导致了肥沃的表土流失的步伐。
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2013-05-23 12:23:18
一个共同，根本问题是从耕(被犁的)地的土壤损失怎么很大地超出土壤大厦的步幅，随着时间的推移，导致肥沃表土侵蚀。在远足在许多当地草原或森林附近，您多频繁看见光秃的地球？
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
一个共同的、 基本的问题一直如何从 (犁) 耕地水土流失大大超过土楼，随着时间的推移导致肥沃的表层土流失的步伐。在许多天然草原或森林周围的徒步旅行，你多久看秃裸的地球？
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2013-05-23 12:28:18
一个共同，潜在问题是怎样弄脏损失从 tilled( 耕 ) 陆地大大地超过土壤建筑物的步伐，随着时间的流逝，导致肥沃的最上面土壤的侵蚀。在环绕很多本地牧草地或森林远足方面，你多久看到空的大自然？
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