But also, if there is something that we cannot reach because it is too high on a cliff, we have a little laser system which will actually zap the rock, evaporate some of it, and actually analyze what's coming from that rock.
如果火星车不能够到得地方 如岩壁太高，我们会用小激光器 瞄准岩石，气化一部分， 然后分析其中的构成。