Jumping away from an activity instance can only be performed in an active state.

只有在处于活动状态时才可以执行从某个活动实例跳出操作。

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Each instance of an activity in a flow must have a unique name.

每个流中的每个活动的每个实例都必须拥有一个惟一名称。

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On each instance of activity that passes through the interceptor, it makes a measurement and traces it.

对于通过该截取程序的各个活动实例，截取程序将生成一个度量并跟踪它。

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Pediatricians could be focusing on recommending less television viewing, for instance, and more physical activity, as well as advising parents to limit children's consumption of juices and sugar-sweetened beverages.

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The Brain Activity Map project could help, for instance, look at the neural connections involved in brushing teeth.

CNN: Brain map seeks to unlock mysteries of the mind

This was the first instance since the New Deal in which the Court struck down a federal effort to regulate economic activity under the commerce clause.

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