单词	DTD
释义	DTD (dē′tē-dē) n. A set of rules for marking up a document in SGML. [D(ocument) T(ype) D(efinition).]
随便看	octaval octave Octavian Octavio octavo octet octillion octillionth octo- October octodecillion octodecillionth octodecimo octogenarian octometer octonary octopi octoploid octopod octopodous octopus octoroon octosyllabic octosyllable octothorpe

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。