The orbit of this comet intersects the orbit of the Earth.
这颗彗星的轨道和地球的轨道相交。
Orbit of the Earth can be considered to be circular.
地球轨道可认为是圆形的。
Its orbit brought it relatively close to the Earth, within 122 million miles of it.
它的轨道将它带到了距离地球1.22亿英里之内，距离地球相当之近。
The velocity of the Earth in orbit is about 30 kilometers per second.
地球在轨道里的速度，约为30千米每秒。
Orbit of the Moon, and we see the Earth.
月球的轨道，以及我们看到的地球。
The earth is one of mine planets which move in orbit round the sun.
地球是沿轨道围绕太阳运行的九大行星之一。
The orbit of the artificial satellite has an apogee of 200 miles from the earth.
这个人造卫星的轨道，其最远点在离地球200英里的地方。
The orbit of the artificial satellite has an apogee of 200 miles from the earth.
这个人造卫星的轨道， 其最远点在离地球200英里的地方。
The aim of this flight was to test the new shuttle system, to go safely up into orbit and to return to the Earth for a safe landing.
这次飞行的目的是为了测试新的航天飞机系统能否安全的进入轨道和安全的返回地球着陆。
The paper offers the computation method of Earth Resources Technology Satellite orbit meeting the requirements.
本文提出了满足设计要求的地球资源卫星轨道参数的计算方法。
Shenzhou Seven will orbit the Earth at an altitude of 343 kilometers.
神七在343公里高空的轨道绕地球飞行。
The satellite itself will orbit around the earth for a period of days.
卫星本身将绕地球轨道运行一段时间。
Orbit has an apogee of 200 miles from the earth.
这个轨道最远点在离地球200英里的地方。
The earth is one of nine planets which move in orbit round the sun.
地球是沿轨道围绕太阳运行的九大行星之一。
The amount of small debris in orbit around earth has been a growing concern.
在地球轨道上的小碎片已成为越来越多的关注。
The amount of small debris in orbit around earth has been a growing concern.
在地球轨道上的小碎片已成为越来越多的关注。
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