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
unidirectional (adj.)
[unidirectional 词源字典]
1883, from
uni-
+
directional
(see
direction
).
[unidirectional etymology, unidirectional origin, 英语词源]
[unidirectional 词源字典]