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triplicate (adj.)
[triplicate 词源字典]
early 15c., "triple, threefold," from Latin
triplicatus
, past participle of
triplicare
"to triple," from
tri-
"three" (see
tri-
) +
plicare
"to fold" see
ply
(v.1)).
[triplicate etymology, triplicate origin, 英语词源]
triplicate (v.)
"to multiply by three," 1620s, from Latin
triplicatus
(see
triplicate
(adj.)). Related:
Triplicated
;
triplicating
;
triplication
.