Until now, many sellers that have a physical presence in only a single state or a few states have been able to avoid charging sales taxes when they ship to addresses outside those states.

到目前为止，许多只在一个州或几个州有实体店的卖家，在往这些州以外的地方运送货物时，都能够避免征收营业税。

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As we will see later, we can have multiple operations entering and exiting a single state.

稍后您将了解到，我们可以使用多种操作进入和退出单个状态。

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A state machine is really only worth implementing if the transitions between types of text require some calculation based on the content within a single state-block.

实际上，在单一状态块中，仅当文本类型之间的转移需要基于内容的计算时，才有必要实现状态机。

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Jeff Levi is one of the authors: "In 1991,there wasn't a single state that had an adult obesity rate over 20 percent."

VOA: standard.2010.07.02

So the system will not be described by a single state variable during the path.

因此系统将不能被,路径上的单一状态变量描述。

麻省理工公开课 - 热力学与动力学课程节选

We also need to follow Hund's rule, this is that a single electron enters each state before it enters a second state.

我们也需要遵从洪德规则，这是一个电子在进入第二个态之前,要进入每一个态。

麻省理工公开课 - 化学原理课程节选

Childcare alone costs more than median rent in every single state for two kids.

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Will additional merger conditions be imposed after all this time by a single state?

ENGADGET: Pennsylvania takes second look at Verizon-MCI merger

Now, I could tell a story like this about every single state in the country.

CNN: Pataki: 'Bush says what he means, he means what he says'