英语词汇ungratefulness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	ungratefulness
释义	ungratefulness 美/ ?n?ɡretf?ln?s / 简明释义 n.忘恩负义英英释义 n. 1 a lack of gratitude 同义词：ingratitude
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