The moon is a satellite of earth.
月球是地球的卫星。
The nearest star to earth is about 4 light years away.
地球离最近的恒星大约为4光年。
The total forest cover of the earth is decreasing.
地球上森林覆盖的总面积正在减少。
It was once thought that the sun travelled around the earth.
人们曾经认为太阳绕着地球转。
The earth revolves around the sun.
地球绕着太阳转。
The earth rotates around the sun.
地球围绕太阳旋转。
The earth moves round the sun.
地球围绕太阳旋转。
The earth is illuminated by the sun.
太阳照亮地球。
He felt the earth tremble under him.
他感觉大地在脚下颤动。
When did mammals appear on the earth?
地球上的哺乳动物起源于何时？
The moon exerts a force on the earth.
月球对地球有引力。
People used to think the earth was flat.
人们曾经认为地球是平的。
People used to believe (that) the earth was flat.
人们一度认为地球是平的。
The earth takes a year to orbit the sun.
地球绕太阳一周要一年的时间。
Because the earth spins, it is not a perfect sphere.
因为地球旋转，所以它不是个完完全全的球体。
The satellite revolves around the earth once every hundred minutes.
该人造卫星每100分钟绕地球旋转一圈。
A new satellite has been put into orbit around the earth.
一颗新的人造卫星被送上了环绕地球的轨道。
Geologists have studied the way that heat flows from the earth.
地质学家们已经研究了热量从地表流出的方式。
The material can absorb outward-going radiation from the earth.
这种材料可以吸收地球向外辐射的能量。
The god Vishnu was incarnated on earth as a king.
毗瑟挐神在地上化身为一位国王。
The helicopter crashed to earth nearby.
直升机坠毁在附近的地面上。
I must be the happiest person on earth !
我一定是世界上最幸福的人！
The horses' hooves bit deep into the soft earth.
马蹄深深地陷进了松软的土里。
You could feel the earth shake as the truck came closer.
卡车开近时会感觉到地面在震动。
你究竟在干什么？
那到底是怎么发生的？
She put some earth into the pot.
她在花盆里放了一些泥土。
Where on earth did you spring from?
你究竟是从哪儿冒出来的？
The roots anchor the plant in the earth.
根须把这植物固定在土里。
The island is truly a heaven on earth.
那个岛堪称人间天堂。
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