问下这些英语单词怎么变复数?species medium phenomenon analysis means

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问下这些英语单词怎么变复数?speciesmediumphenomenonanalysismeans问下这些英语单词怎么变复数?speciesmediumphenomenonanalysismeans

问下这些英语单词怎么变复数?species medium phenomenon analysis means
问下这些英语单词怎么变复数?
species medium phenomenon analysis means

问下这些英语单词怎么变复数?species medium phenomenon analysis means
species 复数不变
medium 【复数】 media或 mediums
phenomenon 【复数】 phenomena
analysis 【复数】 analyses
means 复数不变

只知道后两个:analyses,means(不变);
其余的,令请高人罢!