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sandbank; sandbar
「州」 has another reading with different meanings.
彼は中西部の州の出身なんだよ。
He's from a Midwestern state.
この州の法律は厳しいらしいよ。
The laws of this state seem to be strict.
この州の海岸には美しい砂の州が広がる。
Beautiful sandbars spread along the coast of this area.