cracking off的用法和樣例：
例句
- Expose ends in partial-thickness burns when the crust desquamates and falls off.
在部分厚度燒傷，痂皮剝脫和脫掉后，暴露即告結束。 - We have lived through flaming rivers and caustic creeks that could take the hide off a hound.
那應該是說(shuō)水的污染嚴重腐蝕性強以致能使獵犬的皮都剝脫下來(lái)？ - The door has gone off the hinges.
門(mén)的鉸鏈脫落了。 - He soon came up with a nut which had fallen off.
一會(huì )兒他來(lái)了，拿著(zhù)一顆脫落下來(lái)的螺帽。
