交流

exchange; interflow; interchange

♦ ~经验 exchange experience; draw on each other's experience

♦ 城乡物资~ flow of goods and materials between city and country

♦ 国际文化~ international cultural exchange

♦ 经济和技术~ economic and technical interchange

~电 alternating current (AC)~发电机 alternating current generator; alternator~学者 visiting scholar under an exchange program