体育

本文介绍了体育运动的开端

“水立方”用水用臭氧进行消毒 为确保水立方的水质达到国际泳联最新卫生标准,泳池的水采用砂滤—臭氧—活性

I can never stop working hard. Each day I feel I have to improve. Hard work, determination. I've got to keep pushing myself.

How do we know what the ancient Olympics were like?

世界杯是世界上最高水平的足球赛事之一。世界杯造就了太多的明星，也诞生了太多的冷门。