Chinese

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to exceed; overtake; surpass
to exceed; overtake; surpass; transcend; ultra-; super-; to pass; to cross
 
heavy hydrogen
trad. (超重氫) 重氫
simp. (超重氢) 重氢
 
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Etymology

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Literally, "super-heavy hydrogen" or "extra-heavy hydrogen".

Pronunciation

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Noun

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超重氫

  1. tritium