编辑同志：目前外出旅行经商的人很多，在乘坐客车时为打发时光，往往被车上骗子形形色色的骗术所骗，丢财惹气，应引起警惕。一些骗子让人猜扑克，从三张牌中辨别哪张为红，哪张为黑。这要求玩牌人手法快，普通人根本看不出其中的变化，而在玩牌人的胳膊中还藏有其他的扑克牌 Editorial Comrades: At present, there are many people who go out and do business in traveling. When passing buses, they are often deceived by all kinds of tricks in the car and throw money at them to arouse their vigilance. Some crooks make poker, identifying which piece of red card from three cards, which one is black. This requires the player’s tactics to be fast and the average person does not see any change at all, while other cards are hidden in the player’s arm