Earlier sports globalisation was a by-product of imperialism . The bats , balls , rackets and clubs came along with the gunboats and opium .

早期的体育全球化可是帝国主义的一个副产品，球棒、球拍、球和俱乐部，都是随着炮舰和鸦片一起出现的。

That list , prominently displayed outside venues , also includes whistles , lighters and matches , drink , food in large amounts that can be easily thrown , balls , rackets , frisbees and balloons .

禁带物品名单张贴在场馆外的显著位置，名单中还包括哨子、打火机、火柴、饮料、容易被抛掷出的大块食物、球、球拍、飞盘和气球。