They should make sure that students have breaks and enough physical activity.
他们应该确保学生有休息时间和足够的体育活动。
2
If the scrolling effect isn't 100% smooth, this illusion of physical media breaks down and you're back to struggling with an interface, waiting for it to catch up.
如果展开效果不是100%的顺畅,那么这种物理媒介的幻觉就会破灭,那么你又得被界面困扰,等待它更新。
3
The URL routing feature explicitly breaks the connection between physical files on disk and the URL that is used to access a given bit of functionality.