可持续发展不再是选择,而是任何希望长期繁荣的企业的必需品。
The truth about a person is often found in what they tried to hide.
The future of energy lies in the integration of traditional and renewable sources. We must adapt and lead this transition.
To travel is to write with your feet.
柠檬问题发生的原因是卖家比买家更了解产品,从而导致市场失灵。