The presence of drainage systems and public baths showed advanced standards of hygiene and sanitation and ingenious planning.
排水系统和公共浴池的出现表明了高标准的卫生学与卫生设施，以及有独创性的规划。
The presence of drainage systems and public baths showed advanced standards of hygiene and sanitation and ingenious planning.
排水系统和公共浴池的出现表明了高标准的卫生学与卫生设施，以及有独创性的规划。
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