| 单词 | wwf file format |
| 释义 | WWF file formatWWF file formatA PDF file format created by the World Wide Fund for Nature. It was designed to make people aware of the enormous number of trees cut down every year for paper that is printed for just one brief reading. The format can be read by most PDF readers set to "non-printable." However, Ghostscript can print the file. See WWF and PDF. |
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英语词典包含2567994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。