例句與造句

1. He was one of the original organizers of the International Symposium on Graph Drawing, and was co-chair of that conference in 1994; he has also been co-chair of the semiannual Workshop on Algorithms and Data Structures ( 1997, 1999, and 2001 ) and the annual Workshop on Algorithms and Experiments ( 2005 ).
2. It's difficult to find workshop on algorithms and data structures in a sentence. 用workshop on algorithms and data structures造句挺難的