grey market

基本解释

Some businesses are already adjusting their ranges to cater for the grey market.
为了关注这块银发市场，一些商店已经调整了他们的业务范围。
That, the firm reckons, makes for a grey market in the EU of over €10 billion ($12.8 billion).
该公司承认，这使得欧盟存在一个超过100亿欧元（合128亿美元）的灰色市场。
As the problem has spread, so too has a sense of panic, with patients lacking essential medicines, doctors fretting over alternatives and hospitals navigating a “grey market” for drugs.
随着问题扩散，恐慌也不断蔓延。病人无法获得至关重要的药物，医生焦急万分地寻找替代品，医院潜入“黑市”寻找药物。

Piracy is one thing, but account sharing is the great grey market of streaming services.
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There is of course a vibrant grey market, with decent sales of pirated games.
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Meanwhile China Mobile has around 17m customers who have bought their iPhones on the grey market.
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AM gray market
Grey-market shares are sold to investors before they have been officially issued.