I bet I can go one hour in your class this morning and not feel a thing!
我打賭我今天上午到的健身班運動一小時之后絲毫不累。
What do you want us to do?
您看怎么辦好?
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.