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你的最不满意的顾客是你最大的学习源。
The future of life on Earth depends on our ability to take action. Many individuals are doing what they can, but real success can only come if there is a change in our societies and our economics and in our politics.
天然气是一种多功能燃料,可以在没有阳光和风的时候提供可靠性,从而支持可再生能源的增长。
Sustainability is not an option, it's a necessity for the energy sector.