在银河系天文学，本动 （或本动速度）这个术语，指的是天体 （通常是恒星）通过空间的运动。
由于所得的总引力质量低于过去的光学测量结果，我们推测群成员NGC 1400之所以具有极大的本动速度，很可能是因为它在星系群的引力势作用下尚未达到最终的平衡状态。
Since the obtained total mass is lower than those given in the earlier galaxy kinematic works, we speculate that NGC 1400 is not a virialized member in the group's gravitational potential well.
而在本作的后启示世界中，主人公的穿着以及一举一动都会影响着周围的一切事物。
How you dress and react in the 'post apocalyptic' world affects almost everything around you in one of the games of the year.
想着自己有半堂课的笔记记不下来，我突然灵机一动，干嘛不在笔记本上隔行留空呢？
As I mulled over my missing more than half of each lecture, I suddenly hit upon an idea: Why not leave every other line on my note paper blank?
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