用exchange meeting造句子，“exchange meeting”造句

There was a lively scene on the bullet screen. It was almost like a crab exchange meeting. People who had tasted the crabs from Uncle Zhou's house or enjoyed the crab's yellow bag were full of praise.

On the morning of January 25, 2015, an exchange meeting was held in Nanjing Tech University Pujiang Institute with Nanjing International Youth Cultural Center.