浮动汇率并非解决所有经济问题的万能药，但它们可以提供一种有用的调整机制。

The future of coal lies in sustainable and responsible mining practices.

"Books are mirrors: you only see in them what you already have inside you."

The only thing that can make you happy is doing what you love.

Innovation is the key to sustainable development in the oil and gas industry. We must embrace new technologies to drive efficiency and environmental protection.

The past is always present, and the present is always past.