Gravity of the earth
地球───earth;引力───gravitation
The Earth orbits in an ellipse.───地球沿椭圆形轨道运动。
The earth revolves on its axis.───地球环绕自身的轴心转动。
The earth rotates around the sun.───地球围绕太阳旋转。
We love you, and your great intent to complete your time on Earth with the victory over the dark Ones.───我们爱你们，而且你们【坚定的意图】在很好的完成在地球上的时刻，并且以最终对于黑暗势力的胜利而结束。
The winter cold hung in the air like a frozen dinosaur trying to thaw from his glacier and walk across the earth.───冬天的寒冷在空气中纠缠不去，就象被冰冻的恐龙想要从冰河里解冻出来走到地上一样。
For a while, there was no communication from space to Earth.───有一段时间，没有空间通信地球。
The earth rotates once a day.
There is no paradise on earth equal to the union of love and innocence.
He prophesied that a flood would cover the earth.
Peace on earth and good will towards men.
How on earth did this happen?