cooperation and exchange

• 合作交流

cooperation and exchange的用法和样例：

例句

1. We sincerely welcome friends from all over the world for education cooperation and exchange.
   真诚欢迎海内外朋友与我们合作交流。
2. One hallmark of the new research is active cooperation between professionals and amateurs from many backgrounds and cultures.
   新研究的特点是来自许多背景和文化的专业人员与业余爱好者之间的积极合作交流。