in a safe position half way between the top and bottom clubs in a football league (= group of teams who play each other)

He's not good enough to play for, say, Arsenal, but he could fit into a mid-table side. 他还没有出色到可以为象阿森纳这样的球队效力的程度，但加入一支排名中间的球队是合适的。

They finished mid-table. 他们最终排名在中等位置。