英语词汇“permanent ink”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	permanent ink
释义	permanent ink permanent ink [′pər·mə·nənt ′iŋk] (materials) Ink that contains up to 1% dissolved iron to prevent fading or washing away when dried.
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