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Sentence
Span Details
揚水発電所
pumped storage power plant; pumped storage power stationnoun
では
contrastive で + は; then; well thengrammar
ポンプ水車
reversible pump-turbinenoun
が
subject markergrammar
重要
important; essential; significantna-adjective
な
adnominal form of the copula after a na-adjectivegrammar
役割を果たす。
play a role; serve a function; play a partexpression, verb