当你降低温度时，或者在某些情况下对材料施加压力或施加磁场，这个系统会试图变成一种更稳定的其他状态。
When you lower the temperature, or in some cases stress the material or impose a magnetic field, the system tries to reach a different state that is more stable.
换言之，连接电脑的一台相机和雷射光，即可稳定地操控机器人的磁场位置和移动。
The position of the robot is monitored by lasers and a camera, which are connected to a computer that controls the field to keep the robot steady.
“金熙真把太阳风活动剧烈和相对稳定时得到的数据分开，”他又说道，“当行星际磁场波动不大时，她得到的结果和我们熟悉的一样。
"Heejeong separated the data into when the solar wind was fluctuating a lot and when it was fluctuating a little," he added.
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