For Professional use only.

仅供专用使用。

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The product is intended for professional use only.

产品仅限于专业人员使用。

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For professional use, a balanced input version is available.

对于专业使用，平衡式输入的版本。

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And for people who use their voices a lot, like singers or professional speakers, get voice training and use an amplifier.

VOA: special.2009.09.02

Or simply maintain two accounts, one for personal and one for professional use.

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The Series 7 Chronos enables creation of heavy content for professional use with increased efficiency and productivity, anywhere and anytime.

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Lenovo's IdeaCentre D400 home server securely houses large amounts of data for professional and personal use, including videos, music and photos.

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