(chiefly predicative) sick, having an urge to vomit / disgusting, repulsive / Used other than figuratively or idiomatically: see 気持ち, 悪い. (feeling bad; in a bad mood)

sewer installed by 都道府県 (todōfuken, “a prefecture”) in order to treat sewage from two or more 市町村 (shichōson, “cities, towns, and villages”)

懸念: worry, concern

guinea pig