A more thorough explanation:

Definition: A wharf is a structure built on the edge of a body of water, such as a river or a harbor, where ships can dock to load or unload cargo.

Example: The Port of Los Angeles has several wharves where cargo ships from around the world can dock to unload their goods.

Explanation: The example illustrates the definition of a wharf by showing how it is a place where ships can dock to load or unload cargo. The Port of Los Angeles is a busy commercial port that handles a large volume of cargo from all over the world. The wharves at the port are designed to accommodate different types of ships and cargo, and they are equipped with cranes and other equipment to facilitate the loading and unloading process.