黄
帝
八
十
一
难
经
H
u
á
n
g
H
u
á
n
g
d
ì
d
ì
B
ā
B
ā
s
h
í
s
h
í
y
í
y
ī
N
à
n
N
à
n
j
ī
n
g
j
ī
n
g
Components
黄帝
Huáng dì
–
PN:Yellow Emperor, mythological emperor of China, reigned c. 2697-2597 BC
八十
bā shí
–
eighty
一
yī
–
one
难经
Nàn jīng
–
PN:Classic on Medical Problems, c. 1st century AD