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| 11. | A pointed tool used to make holes in the soil for seeds, bulbs, or young plants. |
| 一种尖头工具，用来在土中挖孔，播种籽、茎或幼苗。 |
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| 12. | To make good work in soil and water conservation is the base for sustainable development of economy and |
| 水土保持是生态环境建设的主体，搞好水土保持是实现西部经济、会可持续发展的基础。 |
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| 13. | the tropics, where the poor quality of the soil has led to the practice of routine clear-cutting to make |
| 伐林 : 清除森林的过程。伐林的速率在热带地区特别高,该处土壤质劣,只好采用定期砍伐来获得新的土壤作为农耕之用。 |
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| 14. | overcrowded and, in some cases, drought-stricken reserves, where soil erosion and the overworking of the soil |
| 40%的黑人住在拥挤不堪的黑人居住区内，有些居住区地处干旱地区，由于水土流失、过度耕作，人们已不可能靠土地为生。 |
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| 15. | Farmers add fertilizer to the soil to make plants grow better, or spray poison to kill plant pests. |
| 农民为了使作物长得更好而给土壤施化肥或者为了杀死害虫而喷撒农药。 |
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| 16. | plants grow, others that get rid of dead animals and plants by making them decay, and some that live in soil |
| 有些细菌能帮助植物生长，另一些细菌则通过腐蚀来消除死去的动物和植物，还有一些细菌则生活在土壤里，使土壤变得对种植庄稼更有好处。 |
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| -- 来源 -- www.englishstudyonline.com.cn |
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