长平

Changping, place name in Gaoping County 高平縣|高平县, southern Shanxi, the scene of the great battle of 262-260 BC between Qin and Zhao

cháng = ch + ang2

length / long / forever / always / constantly

zhǎng = zh + ang3

chief / head / elder / to grow / to develop / to increase / to enhance

píng = pi + (e)ng2

surname Ping

píng = pi + (e)ng2

flat / level / equal / to tie (make the same score) / to draw (score) / calm / peaceful / abbr. for 平聲|平声[ping2 sheng1]

Battle of Changping of 260 BC, at which the Qin army 秦軍|秦军[Qin2 jun1] encircled and annihilated a Zhao army of 400,000