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单词
hyperfine structure
释义
WordReference Random House Unabridged Dictionary of American English © 2024
hy
′
per•fine
′
struc
′
ture
(hī
′
pər fīn
′
, hī′-),
USA pronunciation
[
Physics.
]
Physics
the splitting of the lines of an atomic spectrum, produced by the angular momentum of the nucleus of the atom. Cf.
fine structure.
hyper
- +
fine
1
1925–30
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更新时间:2025/11/24 14:54:45