smoke alarm

US /smoʊk əˈlɑːrm/
UK /smoʊk əˈlɑːrm/
"smoke alarm" picture
1.

penggera asap, pengesan asap

a device that detects smoke and sounds an alarm, typically as a warning of fire

:
The smoke alarm went off when I burned the toast.
Penggera asap berbunyi apabila saya membakar roti bakar.
Every home should have at least one working smoke alarm.
Setiap rumah harus mempunyai sekurang-kurangnya satu penggera asap yang berfungsi.