Just click the 'Re-enter the product key' option here.

单击此处的“重新输入产品密钥”选项。

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The product key CARDS have a number of other subtle differences as compared with traditional boxed products.

产品密钥卡较之传统的盒装产品有一些微妙的差异。

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The company emailed me to say: 'the upgrade process does not deactivate the product key for the previous version of Windows.

微软给我发邮件说，升级过程并不会令Windows原先版本的产品序列号失效。

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Trade war?In September, Washington slapped tariffs on tire imports from China, and just last week, imposed new duties on the import of a key Chinese steel product to the United States.

VOA: standard.2009.11.10

Once you've got the trial version of Vista up and running, you simply start the installation process all over again from within Vista, this time entering the product key when prompted.

ENGADGET: Clean install workaround for Vista upgrade discovered

According to Daily Tech, you can get around that pesky requirement to have Windows XP or Windows 2000 already installed on your PC by instead using the upgrade DVD to first install a 30-day trial version of Vista --that's done simply by not entering the product key when prompted to do so during the installation.

ENGADGET: Clean install workaround for Vista upgrade discovered

Tan, chief executive, says the product tackles a key flaw of the Web: For all the talk of interactivity, it is primarily a one-way medium imposed on a mute audience.

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