If we continue like this we will need another Earth.
如果继续这样下去,我们将需要另一个地球。
Another Earth could be circling the star right next door to us.
有另一个地球或许正围绕着我们隔壁的恒星旋转。
Another earth satellite is reported to have been put into orbit.
据报道又有一颗地球卫星被发射到预定轨道。
The University of Virginia professor even thought that this warming was so great that it helped the earth avoid another ice age.
VOA: special.2011.04.26
The radio waves are measured when the earth is at two points opposite one another in its orbit.
VOA: special.2009.01.20
Americans use another expression that is similar in some ways to down to earth.
VOA: special.2009.03.08
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