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to pinch; to nip
寝ている弟の腕をつねって起こした。
I pinched my sleeping brother's arm to wake him.
夢かと思って自分の頬をつねった。
I pinched my own cheek wondering if it was a dream.
夢かと思い自分の頬をつねって確かめたが痛くて現実だ。
I thought it was a dream and pinched my cheek to check, but it hurt - it was real.