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
ultra
[ultra 词源字典]
"An extremist", Early 19th century: an independent usage of ultra-, originally as an abbreviation of French
ultra-royaliste
'ultra-royalist'.
[ultra etymology, ultra origin, 英语词源]
[ultra 词源字典]