白纸黑字,铁证如山。
He's going to need some irrefutable proof before he'll be willing to bend.他只会在不可辨驳的证据下才会愿意屈服。
'There was never irrefutable proof that this happened but I heard that money had changed hands,' says a western diplomat who was serving in Gabon at the time.当时在加蓬工作的一位西方外交官称,从来没有确凿的证据证明有贿赂行为,但我听说钱有这样的事。