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1.在同一块土地上轮栽作物的种类和次序。 2.当口;机会。 3.指某种作物收割以后的土壤。
(1) [crops for rotation]∶农业中指轮作作物的种类和轮作的次序 (2) [soil after harvesting;soil on which a crop has been planted and harvested]∶指作物收割以后的土壤 (3) [opportunity;chance]∶时机、机会
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