adj.非法的；私生的；不合规则的
The agency made illegitimate use of public funds. 这个机构非法动用公款。
He was discarded as an illegitimate child. 他被当作私生子抛弃了。
In this sentence the writer uses an illegitimate construction. 作者在这个句子中用了不符合语法的结构。
