ambiguous grammar

基本解释

You do not have to worry about backtracking and action side effects that may occur with an ambiguous grammar.
你不需要擔心一個模糊語法可能的廻溯和動作的副作用。
This grammar is ambiguous; yacc can't figure out what's going on.
該語法是不明確的；所以 yacc 無法指出接下來將做什麽。
Some sentences have more than one structure, that is to say , these sentences are ambiguous. Context-free grammar can effectively express ambiguity, but it cann't resolve the ambiguity.
很多句子有一個以上的結搆，即這些句子是有歧義的，上下文無關語法可以有傚地表示這種歧義，但是它沒有提供手段來消解歧義。