产业链的完善比单一技术的突破更重要。
"Art is not a mirror held up to reality but a hammer with which to shape it."
The Tour is won in the mind.
数学之美在于它能够精确而优雅地描述自然界的基本法则。
皮革行业必须进化,否则就有被淘汰的风险。