interlocutor

1. N-COUNT Your interlocutor is the person with whom you are having a conversation. 談話對象[正式] [oft poss N]

Orion had the habit of staring motionlessly at his interlocutor. 奧利恩有個一動不動地盯著談話對象的習慣。

2. N-COUNT If a person or organization has a role as an interlocutor in talks or negotiations, they take part or act as a representative in them. 談話蓡與者; 談判代表[正式]

...key interlocutors in the Middle East conference. ...中東大會的主要談話蓡與者們。