vouch for

英文造句：

1. Experts vouch for the painting's authenticity.
   由專家確認該畫是否為真跡。
2. I can vouch for him/his honesty.
   我可以為他[他的誠實]作擔保。
3. I better get someone to vouch for me tonight.
   我最好找些人證明今晚我不在場。
4. I can't vouch for the accuracy of my memory.
   我無法保證我的記憶正確無誤。
5. I can vouch for his honesty.
   我可以為他的誠實做擔保。