深
入
骨
髓
s
h
ē
n
s
h
ē
n
r
ù
r
ù
g
ú
g
ǔ
s
u
ǐ
s
u
ǐ
Definitions
1. deep into the bone marrow
Components
深入
shēn rù
–
to penetrate deeply
骨髓
gǔ suǐ
–
bone marrow (medulla ossea)