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
caliper (n.)
[caliper 词源字典]
1620s, short for
calliper compass
(1580s), a device used to measure
caliber
(q.v.). Related:
Calipers
.
[caliper etymology, caliper origin, 英语词源]