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quite; entirely; completely; at all
as if; as though; just like
まるで別人べつじんのように見えみえます。
You look like a completely different person.
まるで夢ゆめのような出来事できごとでした。
It was an event like a dream.
まるで夢ゆめみたいだよ。
It's like a dream.