这个空物体必须和发射器有交叉的点以便于从这些部位发射粒子。
The null must intersect with the emitter at the point where you want to emit particles.
现有的国际外层空间法尚无外空物体的法律定义，外空物体在学术界的论述中也存在着分歧。
There is no legal definition of the space objects in the international outer-space law while different viewpoints on the issue exist in the academic circles.
不在环绕地球的轨道放置任何携带任何种类武器的物体，不在天体放置此类武器，不以任何方式在外空部署此类武器；不对外空物体使用或威胁使用武力。
Not to place in orbit around the Earth any objects carrying any kinds of weapons, not to install such weapons on celestial bodies, or not to station such weapons in outer space in any other manner.
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