不及物动词担保; 保证; 确定; 确定地说

及物动词（因亲眼看见而）为…作证; 断定; 律传（某人）出庭作证

名词被担保者

及物动词

1. He vouched his words by his deeds.
他用自己的行动证明了自己的言辞。

不及物动词

1. I can vouch for the reliability of the machines.
我可以保证这些机器的可靠性。

1. 核对：85.analytical procedures 分析程序 | 86.vouch 核对 | 87.trace 追查

2. 担保：vouch 担保 | unvouch 开除 | setlevel 权限

3. 担保,保证,支持：vociferous 喧嚣,呼喊的 | vouch 担保,保证,支持 | vow 立誓,誓言,誓约

相关词组：vouch for

verb

1. give supporting evidence

e.g. He vouched his words by his deeds

2. summon (a vouchee) into court to warrant or defend a title

3. give surety or assume responsibility

e.g. I vouch for the quality of my products

Synonym: guarantee

4. give personal assurance
guarantee

e.g. Will he vouch for me?