intervener
🇬🇧 UK/,intə'vi:nə/🇺🇸 US
C2
Definitions
n.
A person who intervenes, especially one who joins a legal proceeding between other parties
干涉者;介入者;调停者
A person who intervenes, especially one who joins a legal proceeding between other parties
干涉者;介入者;调停者