They are tractors with a big shovel on the front to pickup and move earth or coal.
就是那些前面顶着一个巨型铲子的拖拉机。
We do understand how to move earth when the need arises, whether it's to add interest to a flat site or to soften a steep one.
我们很明白怎么来调运土方,不管是给一块平坦的场地增加起伏还是平缓一块起伏很大的场地。
I once landed on my face. I soon learned that it took much less effort for me to move on Mars than it did on Earth.
VOA: special.2010.07.10
They were like islands, bits of earth that did not move.
VOA: special.2010.03.06
Continents move about the Earth like huge ships at sea.
VOA: special.2010.01.12
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