Two boys walk into a bar and sit down to eat their lunches. The bartender says, "Sorry , but you can't eat your own food here." The two boys look at each other and swap lunches.

两个男孩走进酒吧，坐下来吃他们自己的午饭，酒吧的招待对他们说：“对不起，你们不能吃自己的食品。”这两个人相互看了一眼，交换了他们的午饭。