accidental

UK:  [.æksɪ'dent(ə)l]

US:  [.æksɪ'dent(ə)l]

复数：accidentals  

adj.

1.偶然的,不测的,意外的

2.非本质的

3.附带的,附属的

n.

1.偶然事,偶然,附带事物

2.【乐】临时符

3.变音记号

1 . The fact that capsaicin causes pain to mammals seems to be accidental.
因此，辣椒素引发哺乳动物的痛觉感受似乎纯属偶然。

2 . It may be a question of being in the right place at the right time. It could be accidental.
如何在合适的地点，合适的时间发生，这可能是个问题。它可能是个意外。

3 . One of the challenges of Semantic Web research is creating a URI that reliably identifies a thing rather than some accidental aspect of it.
语义Web搜索遇到的一个挑战是创建可靠标识某个事物的URI，而非局限于事物的某个方面。

4 . Namely: the same as or close to accidental, temporary, is often different.
也即：相同或接近，是偶然的、暂时的，不同才是经常的。

5 . A careful investigation failed to determine the cause of the explosion, it could have been accidental or sabotage.
虽然经过仔细的调查未能确定爆炸的原因，但也有可能是发生意外或人为破坏。