1、The twins developed their own idioglossia, making it difficult for others to understand them.
这对双胞胎发展出了他们自己的私语，使得别人很难理解他们。
2、Idioglossia is a fascinating phenomenon that occurs in some children during their language development stage.
Idioglossia是一个有趣的现象，发生在一些儿童的语言发展阶段。