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to drag into; to pull into; to draw into
to lure inside
to win over; to entice into
敵を罠に引き入れる作戦だ。
It is a strategy to lure the enemy into a trap
彼を仲間に引き入れようとした。
I tried to draw him into our group
彼は仲間を部屋の中に引き入れた。
He pulled his companions into the room.