英汉例句双语例句absolutely accept and agree that there are secular risks to the future of textbooks" in the college market, said CEO Barry O'Callaghan.哈考特出版社的总裁Barry O'Callaghan说：“我们完全承认在大学出版业务市场上，纸质教科书的前途让人堪忧。”barry callaghan更多例句词组短语短语Barry O 'Callaghan 奥卡拉干barry callaghan更多词组