这个太阳系中最大的光环的轨迹距离土星800万英里，比其他土星环远50倍。
The ring, the largest in the solar system, surrounds the planet from a distance of 8m miles, about 50 times further out than the others.
飞机在飞行轨迹的最高点，是什么时候，此时距离出发点，也就是关闭引擎的时刻，高度相差多少？，什么时候开始自由落体？
When is the plane at its highest point of its trajectory and how high is it above the point where it started when it turned the engines off when it went into free fall?
那么猴子和球之间的距离,是多少-,两条轨迹间的距离-,一条轨迹忽略重力，另一条则相反？
So what now is the distance - between the monkey and the golf ball-- - the distance between the two trajectories-- one trajectory, no gravity;the other with gravity?
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