单词	acid-free
释义	acid-freeˈacid-free adjective acid-free paper and paper products do not contain acid:  Store precious photographs and documents between sheets of acid-free paper.
随便看	Pope Pope, Alexander popery Popeye pop-eyed pop fly Pop Goes the Weasel pop group pop-gun popish poplar poplin pop music Popocatépetl popover poppa poppadom popper Popper, Sir Karl poppet pop psychology poppy poppycock poppyseed pop quiz

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