quword
趣词
Word Origins Dictionary
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
unnecessary (adj.)
[unnecessary 词源字典]
1540s, from
un-
(1) "not" +
necessary
(adj.). Related:
Unnecessarily
.
[unnecessary etymology, unnecessary origin, 英语词源]
[unnecessary 词源字典]