The shift could be as simple as creating a single class to represent our actor, as shown in Figure 4.

这个转变可能就像创建一个类来表示参与者那样简单，如图4所示。

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The majority of production PHP servers today still run PHP 4, and that balance is not expected to shift to PHP 5 until sometime in 2006.

目前多数产品PHP服务器仍然运行PHP 4，预计直到2006年的某个时候还不会转移到PHP 5。

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For this article, we will look at the performance of these DPARs during "prime shift." (prime shift is defined as Monday through Friday, from 8 AM to 4 PM in the local time of the DPARs.)

对于本文，我们将考察主要工作时间(prime shift)这些DPAR的性能(主要工作时间定义为周一到周五，DPAR的本地时间上午8点到下午4点)。

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He was angry because he had to run FiOS up from the basement and his shift ended at 4.

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The current 5-4 conservative majority might shift in either direction if two or more justices leave the bench in the next few years, as is widely expected.

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She also asked her mother to wash her uniform so she could work the 4 p.m. shift at Popeye's Chicken.

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