两个孩子都活跃在棒球和足球赛场，家庭关系团结融洽。

Both boys were actively involved in baseball and soccer, and grew up in a close-knit family.

第三，我国足球赛场观众暴力的诱发呈现多样复杂交织的特点；

Three, the factors which effect the field spectator violence contain social factor, psychological factor, the situation in football stadium and other factors.