Je was op zoek naar: horizontal development (Engels - Koreaans)

horizontal development
공정성

horizontal
수평

~horizontal
수평(~h)

horizontal line
가로선

end ~horizontal
가로선 끝(~h)

horizontal plane
가로

~begin horizontal
가로선 시작(~b)

& vertical, horizontal
세로( v), 가로( h)