This article detailed the four stages recommended for upgrading to Lotus Sametime V7.5 and highlighted key areas to consider in your upgrade planning.

本文详细阐述了升级到 Lotus Sametime V7.5 所推荐的四个阶段，并强调了升级计划中需要考虑的关键部分。

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We explain the four stages necessary for a successful Sametime upgrade: planning, preparation, pilot, and production.

我们解释了一个成功的Sametime升级所必需的四个阶段：计划、准备、实验性升级和生产。

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In fact, we would be lucky to have a server upgrade once a year, let alone a client upgrade every four months.

实际上，我们每一年进行一次服务器升级就很幸运了，每4个月进行一次客户端升级。

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The government auctioned contracts to upgrade four airports, but on terms so harsh that improvements may be slow.

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Whether that's a lot or a little depends entirely on your frame of reference -- after all, four million copies of the OS upgrade were sold in the first four days.

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Its consultants still travel three or four days a week, and can upgrade to business class for flights longer than four hours.

WSJ: More Companies Treat Business Travel Like Budget Travel