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trade down ['treɪd'daun]
busin. 以高价物品交换廉价物品
exhib. 推介低档产品
securit. 专投低价股; 偏爱低价股; 向下交易卖出价格高风险低的股票,买进价格低风险高的股票
trade down: 1 phrase in 1 subject
Securities1