Standard business attire is more polished and professional-looking than casual dress.

标准的职业着装相比休闲裙装更优雅、专业。

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Special effects (such as fading, for example) create a polished and professional look right from the start.

特殊效果（例如淡入）能够让项目一开始就创造出优美与专业的外观。

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In a competitive job market, a polished professional reputation - both online and off - can make or break someone's chances of landing a coveted3 position.

在竞争的就业市场，专业声誉——无论是在线上还是线下——能要么促成要么毁灭一个人得到所觊觎的职位机会。

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Uelmen complained that the jury only has seen a polished and professional performance by Fuhrman on the witness stand.

CNN: AUGUST 28

The huge disaster most presenters create is that they show up, give their presentations, and come across as professional, polished speakers.

FORBES: How can I avoid making a bad impression? -Presentation Training