1、单词预热
official launch
on the occasion of
opening ceremony
long-term
enthusiastic, enthusiasm, dynamic, dynamics, energy, energetic, vigor, vigorous
cradle of ancient civilization
childhood dream
delegation
meet old friends and establish new contacts
cosmopolitan city国际化大都市 cosmopolis metropolitan大都会 city, metropolis, harbour, port
appreciation, grateful
arrival
friends coming from afar
cooperation
strategic partnership
bon voyage
have a safe trip home
meet sb all the way
wish sb a unforgettable journey
extend/express one’s warm welcome to
distinguished guests，vip
host
on behalf of
faculty
staff
crew
make contribution to