有爷俩在一起聊天。儿子特别看好美国的科技,他说:你看人家美国多先进,一条生产线,这头将猪赶进去,那头火腿马上就出来了。”父亲听后不以为然:那算什么?我这头把火腿塞进去,你让它把猪给你赶出来,才算先进。”初听不禁哑然失笑。可不久,看过一则消息后,却笑不出来了——猪变火 There are two guys chatting together His son is particularly optimistic about the science and technology in the United States. He said: You see people in the United States are more advanced and have a production line. The pig will be driven in and the ham will come out immediately. “My father did not think so after he hears it: what’s that? I just put the ham in it and you let it drive the pig out for you to be advanced.” Soon after reading a message, but can not laugh - pigs become fire