arbitrator
🇺🇸
/ˈɑːrbɪtreɪtər/
🇬🇧
/ˈɑːbɪtreɪtə(r)/
someone chosen to make a decision in an argument between two people or groups
The two companies agreed to let an independent arbitrator decide the case.
两家公司同意让一个独立的仲裁员来决定案件。