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Innovation is not just about creating something new, but about making what exists better.
矿工最伟大的工具不是他们的设备,而是他们的判断力。
The conversation about coal must move beyond 'pro' or 'anti'—we need solutions, not slogans.
Technology is the key to unlocking more efficient and cleaner energy solutions.
不平等并非不可避免,它是政策选择的结果。
资本资产定价模型(CAPM)是理解风险-回报权衡的有用工具,但它远非完美。