月亮词典
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Silkworm Excrement
蚕沙
常用释义
词性释义
蚕沙
例句
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1·By utilization of silkworm excrement the cost of forage for pigs was reduced and the profit was increased by 55 Yuan per head in average.
利用蚕沙喂猪可以降低饲料成本，平均每头猪增加盈利55元。