古时侯，有个财主请客人到饭店吃饭，一会儿功夫，有个客人把满满一盘核桃吃得见了底，没方法，只好又要了一盘，他忍不住问道："你怎么只吃核桃?"

in ancient times, there was a certain rich man treat people to eat at a restaurant for a while, there is a guest eat a full plate of walnut to see the bottom, can