Native speakers can distinguish between grammatical and ungrammatical sentences even when they have never heard particular combinations before.

母语使用者可以分辨符合语法规则和不符合语法规则的句子，即使他们以前从没有听过这些特定的词语组合。

Notice the ungrammatical "2 Entry" caption.

请注意不合文法的“2 Entry”标题。

Some films have strange names and ungrammatical structures.

一些电影名字奇怪，语法结构混乱。

On the basis of these examples, it would be foolish to suggest that the French language is ungrammatical.

根据这些例子可以看出，关于法语的语法不合文法这个观点是愚蠢的。

All I heard around the house was this fractured lame ungrammatical English for I don't know how long. It was really very funny.

我整天在家里听到是这种支离破碎、磕磕绊绊、不合语法的英语，我不知道有多长时间，真的很有趣。