Meaning: The doll is resting quietly and undisturbed in its crib.
Choice of Words: The sentence describes a doll that is sleeping peacefully in a crib. The word "doll" is a noun that refers to a toy figure representing a human or animal, and the word "crib" is a noun that refers to a bed for a baby or young child. The word "sleeps" is a verb that describes the doll's state of rest, and the word "peacefully" is an adverb that describes the quality of the doll's sleep.