(adj.) not grammatical; not conforming to the rules of grammar or accepted usage .
康拉德编辑
双语例句
In the best French which he could muster, and which was in sooth of a very ungrammatical sort, Jos besought the hussar to tell his tale. 威廉·梅克比斯·萨克雷.名利场.
Ungrammatical twaddler, was it, sir? 查尔斯·狄更斯.匹克威克外传.