Information must be stored so that it is secure from accidental deletion.

　　必须把资料保存起来，这样才不至于无意中删除。

　　At least 10 000 children are involved in accidental poisonings every year.

　　每年至少有1万名儿童意外中毒。

上海419论坛　　I didn't think our meeting was accidental ─ he must have known I would be there.

　　我认为我们相遇不是偶然的——他肯定知道我要去那里。

　　We insure against all damage, accidental or otherwise.

　　我们的保险包括一切意外或其他损失。

上海419论坛　　His hand brushed against hers; it could have been either accidental or deliberate.

　　就在有意无意间，他的手轻轻拂过她的手。