lì / shǐ / kè / shàng / lǎo / shī / jiè / shào / le / Wáng / Xiān / zhī / hé / Huáng / Cháo / qǐ / yì / de / bèi / jǐng

历史课上，老师介绍了王仙芝和黄巢起义的背景。

In history class, the teacher introduced Wang Xianzhi and the background of the Huang Chao uprising.