The book fell on the floor.
Meaning: This means the book dropped from a higher place to the bottom surface of the room or building.
Choice of Words: Fell means to drop from a higher place to a lower place. Book is a set of printed or written pages bound together. Floor is the bottom surface of a room or building. When you put them together, "The book fell on the floor" means the book dropped from a higher place to the bottom surface of the room or building.
Alternative Expressions
Related Expressions