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<正>和传统的图书馆相比,新型的自行车图书馆灵活机动且成本低廉,对读者也很有吸引力。文章词数330难度★★★建议用时7分钟The great thing about libraries is that they house all types of books—from mysteries to biographies and dramas—all in one location. The bad thing about libraries is that they house all types of books in one location, and if it’s a location you can’t get to, you’re out of luck. Now,
