direct left recursion造句

例句与造句

1. In terms of context-free grammar, a nonterminal is left-recursive if the leftmost symbol in one of its productions is itself ( in the case of direct left recursion ) or can be made itself by some sequence of substitutions ( in the case of indirect left recursion ).
2. It's difficult to find direct left recursion in a sentence. 用direct left recursion造句挺难的