过去不是可以返回的地方,而是用来构建的材料。
I like dogs. You always know what a dog is thinking. It has four moods. Happy, sad, cross and concentrating. Also, dogs are faithful and they do not tell lies because they cannot talk.
一本书是一个相遇的地方,一个共享的想象空间。
Innovation in coal mining isn't about reinventing the wheel, but about making the wheel more efficient and environmentally friendly.