| 单词 | source book |
| 释义 | source book 1. an original writing, as a document, record, or diary, that supplies an authoritative basis for future writing, study, evaluation, etc. 2. a volume containing a small collection of such writings, usually on a specific subject, used in research. Also, sourcebook. [1895-1900, Amer.] |
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英语词典包含168451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。