单词	heavy hydrogen
释义	heavy hydrogen noun : deuterium Example Sentences Recent Examples on the Web Water-rich asteroids have more heavy hydrogen as part of their composition, especially compared to the water found on the Earth. Joshua Hawkins, BGR, 7 Dec. 2021 According to Daly, the Sun has very low levels of heavy hydrogen called deuterium. Joshua Hawkins, BGR, 7 Dec. 2021 Fusion, theoretically, has no scarcity issues; our planet has enough of fusion’s primary fuels, heavy hydrogen and lithium, which are found in seawater, to last thirty million years. Rivka Galchen, The New Yorker, 4 Oct. 2021 The heavy hydrogen gets excreted as water molecules in the urine, while the heavy oxygen gets exhaled as carbon dioxide. Sara Chodosh, Popular Science, 11 Mar. 2021 If your body is somehow holding onto some of that heavy hydrogen, that would artificially inflate the apparent metabolic rate of your study participants. Sara Chodosh, Popular Science, 11 Mar. 2021 Word History First Known Use 1933, in the meaning defined above Medical Definition heavy hydrogen noun : deuterium
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