accidental
英/ˌæksɪˈdentl/
美/ˌæksɪˈdentl/
adj.意外的;偶然的
n.偶然;次要方面
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。
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。
Our accidental meeting led to our becoming friends.
我们的偶然相遇使我们成为朋友。
