V-ERG
(給)(冰箱或冰柜)除霜
When you defrost a fridge or freezer, you switch it off or press a special switch so that the ice inside it can melt. You can also say that a fridge or freezer is defrosting .
例句
Defrost the fridge regularly so that it works at maximum efficiency.
定期給冰箱除霜，以便它能發揮其最高效率。