Meaning: This sentence describes a situation where a boy is throwing a ball to a girl, likely as part of a game or activity.
Choice of Words: The word "boy" refers to a young male child, "throws" describes the action of propelling an object through the air with force, "ball" is a round object used in various games and sports, "to" indicates the direction or recipient of the action, and "girl" refers to a young female child.