麻豆精品在线久草熟女|色情一区二区三区|国产一级片国产特级片|亚州特级黄片在线免费观看|中文人妻少妇有码Av|日逼黄色毛片久久精品久久日|欧美黄色短片网站|无码在线资源黄色免费看视频|日韩无码1区2区3区|亚洲夜色在线五月天激情影院

單詞乎

Dewey decimal system

Dewey decimal system是什么意思、Dewey decimal system怎么讀

Dewey decimal system漢語翻譯

【計(jì)】 杜威十進(jìn)制系統(tǒng)

Dewey decimal system英語解釋

名詞 dewey decimal system:

  1. a system used by libraries to classify nonfictional publications into subject categories; the subject is indicated by a three-digit numeral and further specification is given by numerals following a decimal point; publications are shelved by number
    同義詞：Dewey decimal classification, decimal system of classification
0
糾錯(cuò)