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glance; look; glimpse
complete view; bird's-eye view
一目見ただけで彼だとすぐわかった。
I immediately knew it was him at just one glance.
一目でその絵の美しさに惹かれました。
I was captivated by the beauty of the painting at first sight.
一目見てすぐに分かりました。
I understood immediately at first glance.