Try reading the following sentences as fast as you can. "She sells seashells by the seashore. The shells she sells are surely seashells. So if she sells shells on the seashore, I'm sure she sells seashore shells." Not very easy, was it? What you've just read is...
“She sells seashells by the seashore. The shells she sells are surely seashells. So if she sells shells on the seashore, I’m sure she sells seashore shells.” Not very easy, was it? What you’ve just read is called a tongue twister (绕口令). It is an exercise made up of sounds ...