lǎo / shī / zài / kè / shàng / jiè / shào / le / Suǒ / xù / ěr / guān / yú / yǔ / yán / fú / hào / de / guān / diǎn

老师在课上介绍了索绪尔关于语言符号的观点。

The teacher introduced Saussure's views on linguistic signs in class.