名詞 defroster:

1. heater that removes ice or frost (as from a windshield or a refrigerator or the wings of an airplane)
   同義詞：deicer

de.frost.er

n.（名詞）
A heating device designed to remove frost or prevent its formation.
除霜器：一種電熱裝置，用來除霜或防止霜的形成
A device designed to thaw frozen goods.
解凍器：一種用來解凍食物地裝置