Agriculture takes place in nature, among ecosystems of interacting organisms and activity, and crop production takes place within that ecosystem environment.

农业是在大自然中进行的；大自然里的生态系统中各种生物和活动相互影响，而粮食的生产正是处在这样的生态环境中。

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After a day of air and activity, you should be in the mood for a good meal.

在户外活动了一天，你应该想好好吃一顿。

《柯林斯英汉双解大词典》

"Black women, who are more likely to be uninsured, are living in communities where there is limited access to the healthy foods and exercise and activity that is necessary from childhood on to reduce the likelihood of obesity and chronic illnesses."

VOA: standard.2010.06.23

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

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

Did Robert Shiller, so bearish on the home market, catch the turn in prices and activity?

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Video bowling, tennis, and others provided many hours of entertainment and activity in homes.

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

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