Why is it unnecessary to produce a dictionary for anticodons?

They formed the oceans.  as they melted water was formed and the water made the oceans

All of them are man made

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it