地势西高东低，大致呈三阶梯状分布。
East West high lying low, was roughly three ladder-like distribution.
湖滨有一处高堤，堤坝背面有一架高梯。
There was a high bank at the shore, and a high ladder set back above the bank.
厂内超过一层高的大厦有防火梯吗？
Are fire escapes available for buildings more than one story high?
厂内超过一层高的大厦有防火梯吗？
Are fire escapes available for buildings more than one story high?
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