Định Nghĩa và Ý Nghĩa của "plug"

What is a "plug"?

A plug is a device used to connect an electrical appliance to a power source, allowing electricity to flow into the appliance. It typically consists of metal pins or prongs that fit into an outlet. Plugs come in different shapes and sizes depending on the type of outlet and the region where they are used. The plug is designed to ensure a safe and secure connection, preventing electrical shocks or short circuits. It can be attached to various electrical cords, powering devices such as lamps, computers, or kitchen appliances.