midpoint

The crowd begins to leave after the midpoint of the final period.最后一局过半后，人群开始离去。

The team is in last place at the midpoint of the season.赛季进行到一半时这支球队排名垫底。

the midpoint between her knee and ankle她的膝盖与脚踝之间的部位

The train stopped to refuel at the midpoint between New York and Chicago.火车在纽约和芝加哥之间的中间站停车加油。

the midpoint of one side of the rectangle长方形一边的中点