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单词
hydrogen 2
释义
Dictionary
See
deuterium
hydrogen 2
hy·dro·gen 2
(
2
H)
(
hī'drō-jen
)
The isotope of hydrogen 2 of atomic weight 2; the less common stable isotope of hydrogen-2 making up 0.015% of the hydrogen-2 atoms occurring in nature.
Synonym(s): deuterium.
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