kè / táng / shàng / lǎo / shī / jiè / shào / le / Sòng / dài / xué / zhě / Chéng / Yí / de / sī / xiǎng

课堂上，老师介绍了宋代学者程颐的思想。

In class, the teacher introduced the ideas of the Song scholar Cheng Yi.