Theophylline, a close structural relative of caffeine and the major stimulant in tea, was one of the most effective compounds in both regards.

茶碱是咖啡因的近亲，也是茶中的主要兴奋剂，它在这两方面都是最有效的化合物之一。

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Indonesia is an important strategic partner of China and the two sides have maintained close cooperation on major international and regional affairs.

印尼是中国重要的战略伙伴，双方在重大国际和地区事务中保持着密切合作。

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Both sides have also kept close communication and coordination in major international and regional issues.

双方在重大国际和地区问题上保持密切沟通和协调。

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With a fledgling recovery gaining strength, it is easy to forget how close major industrialized nations came to economic collapse less than two years ago, an outcome that almost surely would have triggered a worldwide depression rivaling the Great Depression of the 1930s.

VOA: standard.2010.04.21

So let's isolate now some of the major themes of Deuteronomy, before we close our study of the Pentateuch. First of all as I've mentioned, the centralization of the cult: that's a key theme in the book of Deuteronomy and it had very important effects.

那么让我们对申命记的几个主题分别讨论，在我们结束摩西五书的学习之前首先就像我们所提到的,那样，信仰的集中化：这是申命记中的,最关键的主题，并且它产生了重大的影响。

耶鲁公开课 - 旧约导论课程节选

This year,none of the major Muslim holidays are close to Easter or Passover.

VOA: special.2011.04.22

After several weeks of declining stock prices, major averages are now close to major support.

FORBES: The Week Ahead: When Will the Selling End?

They have previously shown a link between autism and living close to major roads.

BBC: Autism: Traffic pollution linked, study suggests

"It's an outstanding site, close to major road and transportation infrastructure, " he said, citing Route 611 and the Pennsylvania Turnpike.

WSJ: Pa. urged as site for air traffic control facility