soil [sɔil]

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n. ���أ����������ң���㣻��ũ���´�
vt. Ū�ࣻ����
vi. ����

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n. dirt��filth��ground��territory
v. begrime��colly��dirty��grime

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v.   clean��make clean

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earth��clay��dirt��land��dust��soil��mud��ground
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1. They bring in more fertile soil.
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2. Plants need soil, water and light.
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3. Plants draw nourishment from the soil.
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n.
  1. the state of being covered with unclean things
  2. the part of the earth's surface consisting of humus and disintegrated rock
  3. material in the top layer of the surface of the earth in which plants can grow (especially with refe
  4. the geographical area under the jurisdiction of a sovereign state
v.
  1. make soiled, filthy, or dirty

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soil
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Contaminated soil
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Soil salination
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Soil degradation
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Soil contamination
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