cmn: 工具书

Information
has URI	http://lexvo.org/id/term/cmn/%E5%B7%A5%E5%85%B7%E4%B9%A6
character	Character U+5DE5
character	Character U+5177
character	Character U+4E66

Meaning
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means	(noun) a book to which you can refer for authoritative facts; "he contributed articles to the basic reference work on that topic" reference, reference book, book of facts, reference work