embedding_table = {

   "cat": [0.12, -0.45, 0.83, ...],
   "dog": [0.15, -0.40, 0.79, ...], # similar words land nearby in this space
   "car": [0.90, 0.02, -0.31, ...]
 }

 function embed(token):

   return embedding_table[token] # a lookup, learned during training
