迅
雷
不
及
掩
耳
之
势
x
ù
n
x
ù
n
l
é
i
l
é
i
b
ù
b
ù
j
í
j
í
y
á
n
y
ǎ
n
ě
r
ě
r
z
h
ī
z
h
ī
s
h
ì
s
h
ì
Definitions
1. lightening fast
Components
迅雷不及掩耳
xùn léi bù jí yǎn ěr
–
(a swift clap of thunder leaves no time for one to cover the ears)
之
zhī
–
(possessive particle, literary equivalent of 的[de5])
势
shì
–
power