博物馆馆长们被迫巧妙轮换利用陈列馆的空间，轮流着把一些艺术杰作向公众展出，而把另一些送入存储室中。
Been forced to juggle gallery space, rotating one masterpiece into public view while another is sent to storage.
一种能量管理的有效方法是调度一些节点进入休眠状态，而另外一些节点处于工作状态，再轮换节点使其轮流工作。
One of the efficient methods for energy management is to schedule some nodes into sleep mode while others keep active and make the node work in turns.
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