日本任天堂公司所开发的《口袋妖怪》系列游戏中的一种精灵战斗技能。
这种既小又节约能源的设计，最特别的是它那可以多个方向旋转的类似于水晶的球。
The small, energy-efficient design is notable for its crystal ball-like shape which allows it to spin in all directions.
球石油业即将面临艰难抉择，因为不断下跌的能源价格迫使石油公司不得不重新考虑如何分配自己的资金，而保留现金则成了它们新的首选。
Tough choices are looming for the global oil industry as sinking energy prices force companies to reconsider how they spend their money. The new priority: Conserve cash.
他说，二十世纪初以来，美国一直是全 球最大的整体能源消费国。
The U.S. had been the biggest overall energy consumer since the early 1900s, he said.
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