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really (seem, appear, etc.); truly; evidently
in that way
彼女はさも何も知らないかのように振る舞った。
She acted as if she knew nothing about it.
さも当然のことのように高額な請求をしてきた。
They billed us a large amount as if it were a matter of course.
上司はさも重大な発表があるかのように前置きした。
The boss prefaced as if there was going to be a major announcement.