課堂

classroom / CL:間|间[jian1]

(main) hall / large room for a specific purpose / CL:間|间[jian1] / relationship between cousins etc on the paternal side of a family / of the same clan / classifier for classes, lectures etc / classifier for sets of furniture

subject / course / CL:門|门[men2] / class / lesson / CL:堂[tang2],節|节[jie2] / to levy / tax / form of divination