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单词 chromium
释义
N17938572chromiumSpoken.31Fiction.50Magazine.316Newspaper.74Academic.101

chromium

/ˈkrəʊmjəm/
noun
mass noun
the chemical element of atomic number 24, a hard white metal used in stainless steel and other alloys. (Symbol: Cr)
(化学元素)铬(符号:Cr)。
词源
early 19th cent.: from CHROME + -IUM.
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