2 sentences for 行当 (háng​dang — role)

1. 她主攻京剧中的青衣行当。

   tā zhǔ​gōng Jīng​jù zhōng de qīng​yī háng​dang.

   She specializes in the 'Qingyi' role in Peking Opera.

   Source: Dong Chinese Dictionary

2. 生、旦、净、丑是京剧的四大行当。

   shēng, dàn, jìng, chǒu shì Jīng​jù de sì dà háng​dang.

   Sheng, Dan, Jing, and Chou are the four main role categories in Peking Opera.

   Source: Dong Chinese Dictionary