You need activity.

你需要活动活动。

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You might need an activity that does nothing at all, such as when you have a construction that requires an activity, but there is no work to be done.

您可能需要一个根本不执行任何工作的活动，例如，当您拥有一个需要某个活动的构造，但没有要执行的任何工作时。

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If you would like to start trampolining, you may first need to ask a doctor to make sure it's a safe activity for you.

如果你想开始玩蹦床，你可能首先需要请医生确保这对你是一项安全的活动。

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So, that process happens fast but you also need this neurotransmitter release and activation to happen fast so that you can have rapid activity.

所以 电传递过程很快,但你仍需要神经递质的,快速释放和快速激活,以便使你快速活跃起来

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Because this treatment causes thyroid activity to decline, you'll likely need treatment later to supply your body with normal amounts of thyroid hormones.

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Information when and where you need it is the byproduct of processed data models, running circles around your disparate activity, curated and connected to paint a bigger picture.

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In order to conduct the sort of statistical analysis Silver faults Noonan's column for lacking, you'd need a representative database of persons who are politically active and a method of coding their political activity by ideology and intensity.

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