“阶梯”造句

今天下午我们将在阶梯教室上课.
We will have class in the theater this afternoon.

皮尔逊教授在新的阶梯讲堂发表了启用演说.
Professor Pearson gave the inaugural lecture in the new lecture theatre.

不要让他站在门口的阶梯上, 请他进来.
Don't leave him standing on the doorstep, ask him in!