모든 원자에서 발견되며 음전하를 띠고 고체에서 전기의 주요 운반체 역할을 하는 안정된 아원자 입자.
a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
예문:
"The movement of electrons creates an electric current."
"Electrons orbit the nucleus of an atom in specific shells."
"A free electron is not bound to any atom or molecule."