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
slackness (n.)
[slackness 词源字典]
Old English
slæcnes
"slowness, remissness, laziness;" see
slack
(adj.) +
-ness
.
[slackness etymology, slackness origin, 英语词源]
[slackness 词源字典]