robbing back的用法和樣例：
例句
- A file opened for both reading and writing will cause trouble if a job must be rolled back to an old checkpoint image.
當一個(gè)任務(wù)必須回退到某個(gè)舊的校驗映像的時(shí)候，如果以可讀寫(xiě)方式打開(kāi)文件就會(huì )導致麻煩。 - If we ever reach a brick wall given a specific input pattern, everything unwinds quickly and we are thrown right back to the guard.
如果我們在某個(gè)特定的輸入模式下到達死胡同，所有東西都會(huì )迅速回退，我們被拋至剛好在防護之后。
