economy and trade collaboration的用法和樣例：
例句
- PECC was set up in 1980 to serve as a forum for the promotion of trade and economic co-operation in the Pacific region.
太平洋經濟合作議會於一九八零年成立，旨在推動亞太區的經貿合作事宜。 - We welcome overseas businessmen to come to china and participate in economic and trade cooperation.
我們歡迎海外商人來華參加經貿合作。
