vouch for
US /vaʊtʃ fɔːr/
UK /vaʊtʃ fɔːr/

短语动词
1.
担保
To say that you believe that somebody will behave well and that you will be responsible for their actions.
示例:
•
I can vouch for her professionalism; she’s an excellent candidate.
在 Lingoland 学习这个单词