【化】 warning device
foretell; harbinger; announce; forerun; foreshow; preacquaint; vaticinate
【法】 warn; warning
【电】 a-n signal a-n; sign; signal
device; apparatus; fitting; installation; setting; unit
【计】 blaster; U
【化】 equipment; set; set up; setting
【医】 apparatus; device; fitting; installation; mounting; unit
【经】 equipment; installation