同
轴
圆
弧
t
ó
n
g
z
h
ó
u
y
u
á
n
h
ú
Definitions
1. coaxial circular arc
2. concentric arc (in spherical geometry)
Components
同轴
tóng zhóu
–
coaxial
圆弧
yuán hú
–
arc of a circle