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sewerage + noun
sewerage 常与 system, facilities, network 等连用。
The city is upgrading its sewerage system.
该市正在升级其排水系统。
污水
sewerages — plural of sewerage
先理解核心含义，再看它在真实句子里的用法。
污水
waste matter carried away in sewers or drains
The city is upgrading its sewerage system.
该市正在升级其排水系统。
转移废水的下水道管网；下水道系统。
A network of sewer pipes that geographically transfers wastewater; a sewer system.
Untreated sewerage must not be discharged into rivers.
未经处理的污水不得排放到河流中。
The treatment plant removes harmful chemicals from the sewerage before releasing the water into the lake.
处理厂在将水排放到湖中之前，会从污水中去除有害化学物质。
A blocked drain caused raw sewerage to seep into the basement.
排水管堵塞导致未经处理的污水渗入地下室。
sewerage 常与 system, facilities, network 等连用。
The city is upgrading its sewerage system.
该市正在升级其排水系统。
常见动词有 treat, connect to, discharge 等。
They treat the sewerage before releasing it into the river.
他们在将污水排入河流之前进行处理。
常用形容词有 public, municipal, urban 等。
The municipal sewerage is inadequate for the growing population.
市政污水系统不足以应对增长的人口。
Not this
The sewerage contains harmful bacteria.
Use this
The sewage contains harmful bacteria.
混淆了'sewerage'（排水系统）和'sewage'（污水）。'sewerage'指管道系统，而'sewage'指废水本身。
Not this
There are two sewerages in this area.
Use this
There are two sewerage systems in this area.
错误地将'sewerage'当作可数名词使用。'sewerage'通常不可数，需加'system'等词表示具体数量。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
下水道系统
The town's sewerage system is over a hundred years old.
这个城镇的下水道系统已有一百多年的历史。
下水道管网
The old sewerage network cannot cope with heavy rain.
旧的下水道管网无法应对暴雨。
下水道基础设施
The government plans to invest in new sewerage infrastructure.
政府计划投资新的下水道基础设施。
下水道服务
The utility company provides sewerage services to the whole city.
这家公用事业公司为全城提供下水道服务。
公共下水道
Houses in the village are not connected to mains sewerage.
村里的房子没有接入公共下水道。
下水道使用费
The annual sewerage charges have increased by five percent.
年度下水道使用费上涨了百分之五。
Use sewerages naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 sewer（下水道）加 -age 看成一套管网：sewerage 是运废水的管道系统，不是污水本身。
语域：formal 常见场景：市政工程、环境工程、政府文件 sewerage 属于正式用词，多用于市政工程、环境工程或官方文件中；日常口语中通常直接用 sewer system 或 sewers。
sewerage (/ˈsuːərɪdʒ/) 没有常用词与它完全押韵。sewage (/ˈsuːɪdʒ/) 和 sewer (下水道, /ˈsuːər/) 开头都读 /suː/，但结尾不同，不是押韵；sew (/soʊ/) 拼写开头相似，但读音完全不一样，不要混淆。另注意 sewer 指‘缝纫者’时读 /ˈsoʊər/。average、beverage、coverage 都以 -erage 拼写结尾，读音也以 /ərɪdʒ/ 结尾，但重读元音不同，属于形似词而非押韵词。
Dictionary facts from ECDICT, WIKTIONARY.