evidence 
英 [ˈɛvɪdəns]  美 [ˈɛvəˌdɛns] 
n. 证据；证词；证人；物证；迹象；清楚，明显

v. 证明；显示，表明

例句：
There is no evidence to support this theory. 

没有证据可以支持这个理论。

There is a lot of evidence that stress is partly responsible for disease. 

有大量证据表明压力是导致疾病的原因之一。

Mobile-phone makers insist there is no scientific evidence their products pose any health risks. 

手机生产商坚称没有科学证据表明他们的产品对健康有任何危害。

Tests to date had found no evidence of this disease in sheep. 

到目前为止的试验还没有发现羊得这种病的迹象。

The room showed evidence of a struggle. 

房间里有搏斗的痕迹。

He said he'd seen no evidence of widespread fraud. 

他说他没有发现欺诈成风的迹象。