buffer stock
柯林斯词典
1. N a stock of a commodity built up by a government or trade organization with the object of using it to stabilize prices 缓冲库存; 政府或交易组织建立的货物库存，用以稳定价格[商业]
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1. N a stock of a commodity built up by a government or trade organization with the object of using it to stabilize prices 缓冲库存; 政府或交易组织建立的货物库存，用以稳定价格[商业]