v.除霜；解凍
It will take about four hours to defrost. 解凍要花四小時(shí)左右。
A frozen chicken should be allowed to defrost completely before cooking. 凍雞應(yīng)徹底解凍后再烹調(diào)。
n.溶解；解凍；除霜
動(dòng)詞defrost的現(xiàn)在分詞形式.
n.除冰裝置；防結(jié)冰裝置
