自从去年这项服务推出以来，这种出版物已经出版了几千册。
Several thousand such publications have been produced since the offering was launched a year ago.
info用于标题、出版物名称和出版日期等信息。
Info for information such as the title, publication name, and date of publication.
出版物：何处可找到关于世卫组织出版物的信息？
Publications: where can I find information on WHO publications?
大约关于主题的1,500种出版物每年现下被出版。
About 1,500 publications on the subject are now published each year.
大约关于主题的1,500种出版物每年现下被出版。
About 1,500 publications on the subject are now published each year.
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