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除了“矽肺病”之外，世界上最长的单词是什么？
What's the longest word in the world besides pneumonoultramicroscopicsilicovolcanoconiosis?
youdao
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典中最长的单词是什么呢？
What is the longest word in the dictionary?
youdao
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英语中最长的单词到底是什么？
What's The Longest Word In The English Language?
youdao