These days, supermarkets stock tens of thousands of different products. Established brands breed new variations without cease.

现如今，超市里陈列着成千上万品种各异的商品，知名品牌则无休无止地推出新产品。

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Regulating traditional medicine products, practices and practitioners is difficult due to variations in definitions and categorizations of traditional medicine therapies.

规范传统医药产品，实践和从业困难的，由于治疗变异的定义和分类的传统医学。

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Note: The versions of commercial products studied were found to offer many of the above features and some variations. Some important variations to note

注意： 所研究的商业产品的版本也能提供上述某些特性及其他特性。

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It now makes 46 variations of Oreo products, including a low-fat cookie.

FORBES: Mediation Could Never Have Saved Hostess: Its Problems Ran Much Deeper

His push comes as investors of all stripes have hungered for higher-yielding investments in a low-interest-rate environment and have pursued creative variations of financial products that can generate yield.

WSJ: Einhorn Presses Case Against Apple

First is the question of how we choose which of the many products and variations we actually want.

FORBES: Give me Fewer Choices -- Please!