煤炭开采造就了现代英国,即使我们向更清洁的能源过渡,也必须尊重这一传统。
"The profession of book writing makes horse racing seem like a solid, stable business."
你的空间无法扩展是因为我。
The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.