Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
记忆不是关于过去,而是关于现在。
We're still in the first minutes of the first day of the Internet revolution.
Intelligent mining is the key to high-quality development in the coal industry.
你女儿那么痴迷是因为我。
Quality is not an act, it is a habit.