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(rubbing) salt in the wound
それは傷口きずぐちに塩しおを塗るぬるようなものだ。
That's like rubbing salt in the wound.
傷口きずぐちに塩しおを塗るぬることになった。
It ended up rubbing salt in the wound.
傷口きずぐちに塩しおを塗るぬるような言葉ことばだ。
Those are words that rub salt in the wound.