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单词 alexandrite
释义

alexandrite

/ˌælɪgˈzændraɪt/
noun
mass noun
a gem variety of chrysoberyl which appears green in daylight and red in artificial light
紫翠玉。
词源
mid 19th cent.: from the name of Tsar Alexander Ⅱ of Russia (see ALEXANDER3) + -ITE1.
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更新时间:2025/8/4 6:46:32