英英辞典 - English Dictionary | CUERBO - クエルボ英語辞書

oxygen

noun

  1. a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas

    2価の非金属元素で、通例無色、無臭、無味の不燃性の二原子気体

    constitutes 21 percent of the atmosphere by volume

    体積で大気の28％を占める

    the most abundant element in the earth's crust

    地球の地殻の中に最も豊富に含まれる

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