Un libro es una ventana abierta a la imaginación y al conocimiento.
The development of quantum computing will require a deep understanding of both physics and computer science.
衣食是人们活着的时候所需要的利益,尚且要有一定的节制;埋葬是人们死后所需要的利益,为什么就单单在这里没有节制呢?
The greatest danger to American agriculture is the loss of the family farm.