But military science ranges from sea to land and from underground to outer space.

但军事科学的范围很广，从海洋到陆地，从地下到外层空间无所不有。

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The land varies in height from 700 meters above sea level to over 2,000 meters and is home to a great diversity of rare plants and animals.

这片土地的高度从海拔700米到2000多米不等，是多种珍稀动植物的家园。

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In 2001, Jakobshavn was already the fastest glacier in the world, flowing from land to sea at 7 kilometers per year.

2001年时，雅各布港冰川已是世界上流动速度最快的冰川，它以每年7公里的速度从陆地向海洋流动。

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The crews would have to radio those ports from out at sea and request permission to land.

VOA: special.2009.02.10

Slowly,the land seemed to rise from the sea.

VOA: special.2010.03.06

Madocks used the "great embankment" to reclaim hundreds of acres of land from the sea and, in turn, brought prosperity to the area, linking the slate quarries with the sea.

BBC: Porthmadog marks the 200th anniversary of its 'Cob'

"Canvey was originally a series of small islands in the Thames estuary, but in the 17th Century Dutch engineers reclaimed land from the sea to form one large island, " says Bush.

BBC: Life behind the sea wall

President Castro reminded Grenadians that Cuban workers had not only built the island's first international airport but razed several hills and reclaimed land from the sea to build it on.

BBC: News | Americas | Castro welcomed to Grenada