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sluggish (adj.)
[sluggish 词源字典]
mid-15c., from Middle English
slugge
"lazy person" (see
sluggard
) +
-ish
. Earlier adjective was
sluggi
(early 13c.). Related:
Sluggishly
;
sluggishness
.
[sluggish etymology, sluggish origin, 英语词源]