medium line

例句：

1. 1. The team decided to change their strategy for the upcoming match.
   球队决定改变他们的策略，为即将到来的比赛做准备。
2. 2.The road is lined with trees and flowers.
   这条道路两旁种满了树木和花卉。
3. 3.The midline of the field is where the game starts.
   场地的中线是比赛开始的地方。