Part of what a person owed the state was military service and the word used to describe these six groups evolved out of the same word used to mean a soldier was being “called up.”

臣民要为城邦服兵役，曾经用来指称这六个等级的单词和另一个意为“征召”（士兵）的词具有相同的词源。

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In a network, the process of taking any element out of service, rendering it inoperable, or placing it in a state in which it cannot perform the functions for which it was designed.

网络中的一种进程，它把任意单元从服务中除去，使其不能工作，或使其处于不能执行所设计的功能的状态。

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On Friday, state environment ministers agreed that the seven older nuclear power plants that were taken out of service after the Japanese disaster should remain shut down.

上周五，国家环境部长们一致同意永久性停运在日本核危机后暂时关闭的7座早年修建的核电站。

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Moreover, he warns, some businesses, rather than pay an extra 6% tax, will move work in-house or out of state, hurting local service providers.

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The sole, local terrestrial TV service is an opt-out of the national state-owned TV channel Rossiya.

BBC: Ingushetia profile

By contrast, Germany and the Netherlands actively encourage those above a certain income bracket to opt out of state-financing arrangements, to take pressure off the public service.

ECONOMIST: Health