扶梯上端接入公共厅

提示词

依据给定模型表现扶梯上端与公共厅的接合，扶梯出口平台、继续前行的通路与侧边停留区清楚分层，不擅自改变梯段数量。

Use the supplied model to show an escalator arriving at a public hall, distinguishing the exit landing, onward route, and side pause area without changing the number of escalator runs.