In addition, the speed at which an object such as a star or galaxy is moving away from Earth, because of the expansion of the universe, can be worked out from its red-shift.
此外，由于宇宙膨胀，物体(比如恒星或星系)离开地球的速度，通过红移可以被算出来。
2
Disney has announced plans to build an enormous Star Wars land marking the biggest expansion in the theme park's history.
迪士尼宣布，计划建造一个《星球大战》主题的大型园区，这将是迪士尼史上最大的园区扩张。
3
Mara was also the star of the Mysteries of the Sith expansion to LucasArts' Jedi Knight: Dark Forces II.