Part of the floor slab of the atrium is removed; the bamboo courtyard extends to the dancing classroom, Yoga classroom and office in the basement.

中庭局部拆除了楼板，竹庭院延伸至地下的舞蹈教室、瑜伽教室和办公空间。

youdao

He tries to organize kids into groups so they can liven up the walls of this dinghy basement classroom.

NPR: Baltimore Students Join JROTC to Improve Lives

These are the true Boomers, who only remember construction, being moved from the one one room classroom school to another one room classroom in the church basement and then to the bomb shelter, if for no other reason than as a form of recreation.

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