单词：allotropic phase
单词：allotropic phase 相关文章
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Todd: Every year my company gives me three weeks holiday, in summer, in August, and usually I go home and I see my family, but two years ago, before I went home, I took a hiking trip in Japan and I went hiking across the Minami Alps, uh, Minami means
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Todd: Every year my company gives me three weeks holiday, in summer, in August, and usually I go home and I see my family, but two years ago, before I went home, I took a hiking trip in Japan and I went hiking across the Minami Alps, uh, Minami means
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