Up to 3m people throng its narrow alleys every day, many of them balancing flat-screen televisions on their heads as if they were buckets filled with water at the village well.

每天有大约三百万人在城市拥挤的街道中川流不息，许多人就像注满水的桶一样，头顶着一部平板电视机。

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When the entire system has been filled with water, the balancing valve for each circuit can be opened and adjusted to provide optimum system comfort.

当整个系统已经注满水后，可以再打开每个循环回路的平衡阀把系统调整到最适宜的系统状态。

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Leaf area index (LAI) is not only an important attribute of land surface vegetation system, but also a key parameter for the models of global water balancing and carbon circulation.

叶面积指数LAI不仅是陆表植被系统的一个重要属性，而且是全球水平衡、碳循环等模型中的重要输入参数。

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and getting back to balancing the elements in our lives, very basically like Earth, water, fire.

回归生命中元素的平衡，基本上就是土、水、火。

瑜伽的魅力 - SpeakingMax英语口语达人

Balancing current and future water demands between competing uses (including ecosystems and their services) will become an issue.

UNESCO: Urbanization, globalisation and climate change are creating new challenges to water management in the region of Latin America and the Caribbean. | United Nations Educational, Scientific and Cultural Organization