and British covert activity in Iran. So it's not like it's saying one is doing more than the other.

VOA: standard.2009.07.02

These are primal forms of play, if you like, ; that suggest forms of poetic activity; also, spiritual activity.

这是玩最原始的形式，如果你愿意，这种形式显示出了诗歌活动的形式;,还有精神活动。

耶鲁公开课 - 现代诗歌课程节选

so it can do the activity or sports that you like to do.

这样身体就能做你喜欢的活动或者运动。

健康生活 - SpeakingMax英语口语达人

Even the smallest daily activity, like brushing one's teeth, requires a trip to the tank, where people pay a large portion of their meager salaries for containers of cloudy,brackish water.

VOA: standard.2010.08.04

It's kind of like religion by definition is a communal activity and so as what you're trying to do is a lot of... building skills among groups.

可能宗教本身,就是种集体性的活动，你们所做的,也就是培养集体生活的技能。

普林斯顿公开课 - 人性课程节选

If you put the electrodes in the right position and you measure in the right way you can detect the electrical activity of the heart and record it on a strip recorder like this one shown here, or display it on a computer.

如果将电极放置正确,并采用正确的方式检测,就能检测到心脏的电活动,并将它记录在像这样的长图记录仪上,或者显示在电脑上

耶鲁公开课 - 生物医学工程探索课程节选

Here are humans who had to walk long distances potentially to find the food, kill the food at great risk to themselves; inspiring a cascade of physiological effects that have to do with fear and arousal and things like that, not to mention all the calories one would burn doing this kind of activity.

这些人可能需要走很远的路,去寻找食物,冒着巨大危险,杀死猎物,人们耗费能量以激活一系列生理效应,用以战胜恐惧,引发斗志,更不用说人们在狩猎的过程中,消耗的卡路里量了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And so the opportunity and need to invent just like any other startup or entrepreneurial activity remains strong.

因此发明创造的机遇和需要就像,任何创立活动一样，非常重要。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

But when you have things like this, which is typical of suburban developments, it affects the physical activity a lot.

但是当出现了这些东西,典型的城郊发展的产物,这给居民的生活造成了很大不便

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选