Innovation without practicality is just noise—farmers need real solutions.
云计算和大数据是人工智能发展的基石。
We are never afraid of competition, because it makes us stronger.
创新是区分领导者和追随者的关键。
【释义】若不是在正午半夜的时候,连太阳和月亮都看不见。描绘了三峡峡谷幽深、遮天蔽日的景象。