土地是我们的母亲,河流是我们的血液。我们活着,因为土地活着。
The land is our mother, the rivers our blood. We live because the land lives.
过去从未死去,它甚至没有过去。
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.