120伏电路
/ˈwɒnhˈʌndɹɪdən ˈtwɛntivˈəʊlt ˈsɜːkɪt/
n
English: 120-volt circuit · 120伏电路
释义：Composed of one live wire, one neutral wire and one grounded wire; it allows electricity to reach a small appliance or a light.
English: 120-volt circuit · 120伏电路