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neurasthenia (n.)
[neurasthenia 词源字典]
"nervous exhaustion," 1854, medical Latin, from
neur-
(form of
neuro-
before a vowel) +
asthenia
"weakness" (see
asthenia
). Related:
Neurasthenic
.
[neurasthenia etymology, neurasthenia origin, 英语词源]