accidental
英 [ˌæksɪˈdentl] 美 [ˌæksɪˈdentl]
adj.
意外的;偶然的
n.
偶然;次要方面
复数： accidentals
派生词： accidentally adv.
例句
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。
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。
Accidental inhalation of the powder can be harmful
意外的粉尘吸入可能有害。
