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治水 ちすい
geogr. Jisui
given. Chisui
tech. flood control
治水 news1 nf21 | news1 nf21 ちすい
gen. flood control n vs
治水利水を含む、 りすいをふくむ ちすい
gen. water conservation River and Water Resources Glossary (Infrastructure Development Institute Japan)