常見(jiàn)例句雙語(yǔ)例句Otherwise, the operation is erroneous and its outcome is undefined.否則的話(huà),這一操作是錯(cuò)誤并且它的結(jié)果是未定義的。When you load content from a URL, the default value is undefined until the load operation has started.從 URL 加載內(nèi)容時(shí),直到開(kāi)始加載操作,才會(huì)定義默認(rèn)值。The behavior of this operation is undefined if the specified collection is modified while the operation is in progress.如果在操作過(guò)程中,指定的集合已被修改,則此操作的行為是未定義的。 返回 undefined operation