英和和英

to demarcate a border

border on

a border

along the border

cross the border

draw a boundary

to mark the boundaries

the zonal frontier

a border incident

to cross over a border

to delineate a boundary

to fortify the frontier―build forts on the frontier

to build forts on the frontier

form the boundary of

a border clash

a boundary post

the border of a region

to raid the frontier―make a raid on the frontier

mark off a boundary

boundary between objects (boundary line)

a boundary line

to demarcate the boundary

fix in a border

stake off boundary

the boarder line that divides two specifies areas

to make a boundary （between two estates）

a border dispute

confine in a cage

a line that indicates a boundary

having no border