氘

dāo

deuterium (H2 or D)

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deuterium

【化】 deuterium

【医】 D; deuterium; deuterohydrogen; deutohydrogen; diplogen; diplohydrogen

double weight hydrogen; H2

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deuterium

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dāo

n. deuterium

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dao1

deuterium 2H, heavy hydrogen, isotope of hydrogen having 1 neutron in its nucleus, so atomic weight 2

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氘|氘 [dāo] ► deuterium 2H ► heavy hydrogen, isotope of hydrogen having 1 neutron in its nucleus, so atomic weight 2