0 a device that keeps a building, engine, etc. within a limited temperature range by automatically switching the supply of heat on and off: --
1 a device that controls the temperature of a system by automatically switching the supply of heat or cool air on and off when the temperature becomes too cool or too hot --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.