 |
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| stairway enclosure; stair hall | |||
| stairway | |||
| staircase | |||
| staircase shaft; stair tower (塔楼); stairwell | |||
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| pentice | |||
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| stair hall | |||
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| bulkhead | |||
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| stairway | |||
| 楼梯间: 60 phrases in 6 subjects |
| Architecture | 5 |
| General | 3 |
| Hydroelectric power stations | 2 |
| Nuclear and fusion power | 1 |
| Rail transport | 1 |
| Technology | 48 |
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