例句與造句

1. A DAFSA is a special case of a finite state recognizer that takes the form of a directed acyclic graph with a single source vertex ( a vertex with no incoming edges ), in which each edge of the graph is labeled by a letter or symbol, and in which each vertex has at most one outgoing edge for each possible letter or symbol.
2. It's difficult to find finite state recognizer in a sentence. 用finite state recognizer造句挺難的