HanjaWatch: 機 (machine)

機 – a loom, a MACHINE

機 pronounced

기계 – machine

세탁기 – washing machine
전화기 – telephone

청소기 – vacuum cleaner (lit. cleaning machine)
복사기 – photocopier (lit. copy machine)

비행기 – airplane
선풍기 – fan
자판기 – vending machine [they’re everywhere in Japan]