內場

inner area (of a place that has an outer area) / the kitchen of a restaurant (as opposed to the dining area) / infield (baseball etc) / (Chinese opera) the area behind the table on the stage

inside / inner / internal / within / interior

threshing floor / classifier for events and happenings: spell, episode, bout

large place used for a specific purpose / stage / scene (of a play) / classifier for sporting or recreational activities / classifier for number of exams