testimony
n
1 [U,C] written or spoken statement declaring that sth is true,esp one made under oath (书面或口头的)证词(尤指发誓後作出的)
According to the witness's testimony, you were present when the crime was committed. 根据证人证词所示, 案发时你在犯罪现场.
2 [U, sing] ~ (to sth) evidence in support of sth (对某事物的)见证或证明
The pyramids are
(a) testimony to the Ancient Egyptians' engineering skills. 金字塔是古埃及人工程技术精湛的丰碑.
Yes, I see. How can they get rid of waste water in this way? What a terrible colour the sea is now! It looks as if our class won't be able to bathe at all.
是的,我看见了。他们怎么能这样排放废水呢?海水的颜色多么可怕呀!看来我们班同学根本不能在这里游泳。
This makes copies, using a mirror, a roller and special black powder.