城市土壤构成因素复杂，已改变了其自然性能；
The city soil is composed complicated, and has already changed whose natural function;
城市土壤是影响城市绿化植物生长的重要环境因子。
Soil is one important factor influencing the growth of plant species in the urban.
城市文化是催生文学新样式的肥沃土壤。
城市文化是催生文学新样式的肥沃土壤。
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