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to stare at each other; to lock eyes with
彼と彼女は見詰め合った。
He and she locked eyes.
黙って見詰め合って、二人は言葉なく理解した。
Gazing at each other in silence, they understood without words.
試合開始前、二人の選手は互いの目を見詰め合う。
Before the match begins, the two players stare into each other's eyes.