guarantor
noun /ˌɡærənˈtɔː(r)/
/ˌɡærənˈtɔːr/
(formal or law- a person who agrees to be responsible for somebody or for making sure that something happens or is done
担保人;保证人 - The United Nations will act as guarantor of the peace settlement.
联合国将充当和平协议的保证人。
- The United Nations will act as guarantor of the peace settlement.