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methadone (n.)
[methadone 词源字典]
1947, generic designation for
6-dimethylamino-4, 4-diphenyl-3-heptanone
. For origins of the syllables, see
methyl
+
amino
+
di-
+
-one
.
[methadone etymology, methadone origin, 英语词源]
[methadone 词源字典]