To display jade but sell stones; to pass off inferior goods as genuine; to misrepresent the quality of goods.
这家商店表面上宣传高端产品，实际上却衔玉贾石，以次充好，欺骗消费者。
This shop advertises high-end products, but in reality, it displays jade and sells stones, passing off inferior goods as genuine to deceive consumers.
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