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to turn; to shift; to alter; to distract
試合の流れが攻撃から守備に転ずる重要な局面だ。
It's a phase of shifting from offense to defense.
話題が突然まったく別の方向に転じた。
The topic suddenly shifted in a completely different direction.
戦況は敵に有利な方向へ転じている。
The war situation is turning in favor of the enemy.