英语词汇initial period of validity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	initial period of validity
释义	period of validity — 有效期 validity period n — 有效期 n
随便看	contextual factors contextual field contextual framework contextual help contextual influences contextual information about contextual inquiry contextual interpretation contextualized for contextualized understanding contextual knowledge contextually relevant contextual meaning contextual model contextual network contextual overview contextual question contextual rules contextual search contextual studies contextual support contextual system contextual targeting contextual technology contextual understanding

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

period of validity —