v.担保；保证；证明；确定
[律]传唤（某人）出庭作证.
Let him in, I'll vouch for the man. 让这人进来，我愿替他担保。
Be that as it may, we do not vouch for his ability to pay. 不管怎样，对他的付款能力我们不愿作出担保。
We are ready to vouch for the truth of the report. 我们愿意保证这一报导的真实性。
I better get someone to vouch for me tonight. 我最好找些人证明今晚我不在场。
This paper will vouch for the payment of his debts. 此文件可以证明他已付清他的债务。
vt.断言；保证
