查词 - defrost

defrost

ˌdiːˈfrɒst verb

1

melt thaw

if frozen food defrosts, or if you defrost it, it gets warmer until it is not frozen （使）解冻 ; ⇒ melt , ⇒ thaw I,T

2 if a FREEZER or REFRIGERATOR defrosts, or if you defrost it, it is turned off so that the ice inside it melts （给）〔冰箱、冰柜〕除冰 I,T

3 to remove ice from inside the windows of a car by using heat or warm air [美] 除去〔汽车玻璃〕的霜（冰） T | AmE