Lacking good manners, culture, or refinement.

粗鲁的缺乏良好的举止，文化，或修养的。

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Striving to be modern in appearance or style but lacking taste or refinement; pretentious.

做作地追求现代 的力求具有现代样式或外观但不 雅观或缺少品味 的；

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The "Validation" 3 dimension traces the different abstraction or refinement levels during the development process to each other.

在开发过程中，“确认”3维度追溯不同的抽象或细化级别。

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The nondancing courtiers perform amateurishly and busily, improvising and cape-swirling with little decorum or refinement.

WSJ: Restless Princess | The Sleeping Beauty | New York City Ballet | By Robert Greskovic

In other words, recombinant DNA techniques were viewed as an extension, or refinement, of long-used and familiar methods for making drugs.

FORBES: When Genetic Engineering Came Of Age

Regulators treat these important products as though they pose uniquely worrisome risks, in spite of a long-standing consensus in the scientific community that the newer techniques are essentially an extension, or refinement, of more primitive ones.

FORBES: Move up http://i.forbesimg.com t Move down