体育馆场地与夹层观众席

提示词

按照给定体育馆剖面表现场地、上层观众席与屋面下空间，保留各层边界及通道位置，少量人物仅用于尺度。

Follow the supplied sports-hall section to show the activity floor, upper spectator seating, and space beneath the roof, retaining level boundaries and passage locations with a few scale figures.