英语翻译： 他看上去和正常人无异，除了一个事实：外出时，他不得不依靠小狗的帮助。

He is just like any others from the outside except one fact that he have to rely on his dog when go for a walk

He looks and normal people, in addition to a fact: when going out, he had to rely on the help of the dog.

he looks in the same as normal people,except one thing:he can't go out without a little dog's companion

He looks nothing different but a normal man, except one fact , he needs help from a puppy when going outside