乐生活The Perspective Lander on Mars has been a little busy lately. Looking at the photos sent back today, we can see that for almost a whole day, its robotic arm has not been idle, and has been up and down without knowing what to do. Looks like it’s ready to try to rescue the mole. I don’t know the outlook. Look at my previous tweet:。 Source: NASA/JPL-Caltech/j.Roger
