Senses
门墙/ 門牆 gate and wall
the wall connected to a gate; used to refer to the entrance or threshold of a house
门墙/ 門牆 a teacher's school
(literary) the school or sect founded by a master; used to describe becoming a student of a particular teacher or school of thought
门墙/ 門牆 methodology
(literary) the proper approach or pathway to a field of study or school of thought
门墙/ 門牆 barrier
(literary) a protective barrier or screen against outside forces