VERB
(在法庭上)作证，证明
When someone testifies in a court of law, they give a statement of what they saw someone do or what they know of a situation, after having promised to tell the truth.
例句
Several eyewitnesses testified that they saw the officers hit Miller in the face...
几位目击证人证明他们看见那几个警官打了米勒的脸。
Eva testified to having seen Herndon with his gun on the stairs...
伊娃作证称看见过赫恩登持枪站在楼梯上。