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单词
protium
释义
protium
/ˈprəʊtiəm/
n.
the ordinary isotope of hydrogen as distinct from heavy hydrogen (cf.
参见
DEUTERIUM, TRITIUM)
氕
(
氢的同位素
)
[modern Latin, from PROTO- + -IUM]
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maidenish
maidenlike
maidenly
maiden name
maiden over
maidish
maid of honour
maidservant
maieutic
maigre
mail
mail
mailable
mailbag
mailboat
mailbox
mail carrier
mail cart
mail coach
mail drop
mailed
mailed fist
mailing
mailing list
maillot
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更新时间:2026/3/28 11:21:56