Increasing your activity level will give you useful things.

提高你的活动水平会给你带来有用的东西。

youdao

Their yawning seems to have nothing to do with sleepiness or boredom—quite the reverse—but it does precede a change in activity level.

他们打哈欠似乎与困倦或者无聊没有任何关系，但恰恰相反，打哈欠这一行为的确出现在了活动水平的变化之前。

youdao

The empirical evidence, such as it is, suggests an altogether different function for yawning—namely, that yawning prepares us for a change in activity level.

很多实验证据证实了打哈欠的另一个不同的功能，它能让我们做好准备，改变活动状态。

youdao

They answered questions about their level of physical activity as teenagers and at age thirty, fifty and late in life.

VOA: special.2010.07.07

And so I was collecting from friends and colleagues' computers all sorts of logs that monitored the kind of low level activity that was happening on their computer.

因此我从朋友和,同事的计算机上收集各种各样的日志,这些日志用来监控,他们计算机中的低能级活动。

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And so you can imagine that even in its— with all of this activity on your skin, even at its most--least serious level, it's a terrible disease.

你可以想象这些,即使在,伴随着皮肤上的任何运动,即使是最轻微的活动,也会带来严重的问题

耶鲁公开课 - 生物医学工程探索课程节选

Span in Experimental Animals with Activity Level of the Oldest Animals equal to the Youngest!

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Secondly, only over-train discipline for three days before going back to the original activity level.

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Control access to the MFP and its functions at the group, individual, and activity level.

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