Satellites will shortly swing into action to track sheep grazing habits as part of a project to design farms that make animals happier.

• 在不久的将来人造卫星将会跟踪牧场上羊群的活动习性，以便能够更加合理地规划牧场，而这就是让动物们更加"快乐"的计划中的一项内容。