舉行會議/研討會/大會/座談會/學術(shù)報告會  hold a meeting/seminar/conference/forum/symposium

　　贊助人/主辦人/承辦人/協(xié)辦人  patron/sponsor/organizer/co-organizer

　　舉行談判  enter into negotiation

　　交涉  make representations with sb. on sth./deal with sb.

　　事物性會談  talks at working level

　　對口會談  counterpart talks

　　議程項目  items on the agenda