backsplash          
noun uk/ˈbæk.splæʃ/ us/ˈbæk.splæʃ/
 [ C ] US (UK splashback)(厨房等的)防溅墙,防溅板,背板 
an area of hard material covering part of a wall, for example in a kitchen, so that the wall is protected and easy to clean if liquid falls onto it
  Tiles are used for the floor, countertop, or backsplash.  地板、台面或防溅板等处均采用瓷砖。 
 The cooker has a stainless steel backsplash. 这个灶台有一个不锈钢背板。 
  [ C or U ](液体)溅洒;(波浪等)逆流并陡然坠落 
the action of liquid splashing (= moving and falling) backwards or onto a surface that is near it
  This event would have caused an enormous backsplash of water, a veritable tsunami. 这会造成海水大量逆流并陡然坠落,实际上形成海啸。 
 Protect the wall because of the risk of backsplash. 因为有溅洒的可能,所以要保护好墙体。 
 Synonym: splashback
 - More examples
 - Your kitchen or bath backsplash doesn’t have to be boring with these colourful tiles.
 - In my kitchen the backsplash was black shiny glass.
 - The guest bath has a backsplash of clay tiles.
 - Fill the fuel tank slowly to avoid backsplash.