英和和英

a border incident

to demarcate a border

along the border

border on

to mark the boundaries

to delineate a boundary

to demarcate the boundary

to fortify the frontier―build forts on the frontier

to build forts on the frontier

cross the border

a boundary post

a border

form the boundary of

stake off boundary

to cross over a border

boundary between objects (boundary line)

a boundary line

the border of a region

to raid the frontier―make a raid on the frontier

the zonal frontier

fix in a border

draw a boundary

a narrow boundary

to be outside the border of something

a border clash

to make a boundary （between two estates）

a border dispute

over [across] the border

mark off a boundary

Stretch the limits