envoy
Word family nounenvoyenvoyship
en·voy /ˈenvɔɪ/ ●○○ noun [countableC] REPRESENTsomeone who is sent to another country as an official representative 使者,使节 SYN emissary The United Nations is sending a special envoy to the area. 联合国将向该地区派遣一位特使。
Origin envoy (1600-1700) French envoyé, past participle of envoyer “to send”