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
asymptomatic (adj.)
[asymptomatic 词源字典]
"without symptoms," 1856, from
a-
, privative prefix, +
symptomatic
.
[asymptomatic etymology, asymptomatic origin, 英语词源]
[asymptomatic 词源字典]