夜很深，睡眠的时间很短。眠的人没有晚安，也不说晚安。既然睡不着，不如来听下我给你准备的钢琴曲。 The night is very deep and the sleep time is very short. Sleepers don't say good night or say good night. Since I can't sleep, I'd better listen to the piano music I prepared for you.