To testify to the experts' analysis of America's problems. 以证明专家对美国问题的分析
Any veteran nicotine addict will testify that fancy packaging plays no role in the decision to keep smoking. 任何老烟枪都可以证明
The empty shops in the high street testify to the depth of the recession. 大街上空无一人的商店说明了经济萧条的严重程度。
Mr. Molto has agreed to testify at the trial. 莫尔托先生已经同意出庭作证。
The film testifies to the courage of ordinary people during the war. 这部电影表明老百姓在战争期间的英勇行为。