開幕詞的用法和樣例：
例句
-
史密斯先生作了一篇有關去年工作情況的報告，作為開幕詞。
Mr Smith opened the ball with a report on last year's work. -
她友好的開幕詞確定了整個會議的基調。
Her friendly opening speech set the tone for the whole conference. -
主席致開幕詞后，史密斯先生作了精彩的長篇演說。
After the chairman delivered his opening speech, Mr Smith launched into a brilliant tirade.
