A durable, color changingball for your doggies and you to play with.
阿耐用，变色球你的小狗和你一起玩。
2
London's fastest-changing art gallery is hidden in a sunken ball court on a housing estate in Stockwell, south London.
伦敦瞬息万变的艺术画廊隐藏在伦敦南部斯托克韦尔住宅区的一个下沉球场里。
3
In his final book, the Bachelors' Ball, published in 2007, the sociologist Pierre Bourdieu describes the changing gender dynamics of bearn, the region in southwestern France where he grew up.