| 单词 | ppd |
| 释义 | ppdabbr.1.=post-paid2.=prepaid详细释义源自:《新世纪英汉大词典》Collins外研社 abbr=post-paid=prepaidppd.((略))postpaid; prepaidPPD精制蛋白质衍化物；结核菌素试验用双向☞PPD--PostScript printer description双向☞PPD--purified protein derivativeppdabbr.（縮寫 abbreviation）(= postpaid)(= prepaid)ppdpostpa |
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英汉汉英词典包含3953260条英汉及汉英翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。