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1. Oxford Dictionary

   hydrogen

   • IPA[ˈhʌɪdrədʒ(ə)n]

   英式

   • n.
     a colourless, odourless, highly flammable gas, the chemical element of atomic number 1.

   • noun: hydrogen

2. • 相關詞

   hydrogen bomb

   • n.
     an immensely powerful bomb whose destructive power comes from the rapid release of energy ...

   Oxford Dictionary

   hydrogen bomb

   • n.
     an immensely powerful bomb whose destructive power comes from the rapid release of energy ...

   Oxford American Dictionary

   hydrogen cyanide

   • n.
     a highly poisonous gas or volatile liquid with an odour of bitter almonds, made by the action ...

   Oxford Dictionary

   hydrogen sulphide

   • n.
     a colourless poisonous gas with a smell of bad eggs, made by the action of acids on sulphides.

   Oxford Dictionary

   hydrogen sulfide

   • n.
     a colorless poisonous gas with a smell of rotten eggs, made by the action of acids on sulfides.

   Oxford American Dictionary

   hydrogen peroxide

   • n.
     a colourless viscous unstable liquid with strong oxidizing properties, used in some ...

   Oxford Dictionary

   hydrogen bond

   • n.
     a weak bond between two molecules resulting from an electrostatic attraction between a proton ...

   Oxford American Dictionary

   sulfureted hydrogen

   • n.
     archaic term for hydrogen sulfide

   Oxford American Dictionary

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3. • 更多解釋

   hydrogen

   • IPA[ˈhīdrəj(ə)n]

   美式

   • n.
     a colorless, odorless, highly flammable gas, the chemical element of atomic number 1.

   Oxford American Dictionary