用英语介绍热狗!热狗是美国最普通的一种食品。所谓热狗就是在剖开的长形小面包中夹一条香肠，食用前先烤热。在美国，热狗到处有

Hotdog is one of the most common and popular food in the U.S.We make it by cutting a long bread in the middle and putting a sausage in it,and then heating it before eating.Hotdog is sold everyweere - not only normal food stores,but also cafeterias,restaurants in museums,at the gate of a park or a school,theme park,or even in some moving cars on the street.According to some surveys,it is reported that nearly 10 billion hotdogs are eaten in America per year.