steam-clean       
verb [ T ] uk/ˌstiːmˈkliːn/ us/ˌstiːmˈkliːn/
 用蒸汽清洗
to clean something using steam from a special machine
  The cleaners were going to come in and steam-clean the carpets while we were away. 我们不在的时候,清洁工会进来用蒸汽清洁地毯。 
 - More examples
 - We have the cows in here over the winter but we take them out in spring and steam-clean the barn.
 - He used to buy cars and take them to his transport yard to steam-clean the engines.
 - When it's time to freshen a piece professionally, a jeweller can polish or steam-clean it.
 - I offered to paint the interior of the townhouse and steam-clean the carpets at my own cost.