一般用語集
げすいどう【下水道】 一般用語集 け
| 項目 | げすいどう【下水道】 |
| 意味 | 下水を流すための排水設備。下水。⇔上水道 |
一般用語集 五十音順
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It opens up the feelings of our predecessors in the advanced technology
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