Another way of countering drought is to have a limited amount of mass above ground and to have extensive root networks below ground.
对付干旱的另一种方法是在地面上种植特定数量的植物，并且确保地下有广大的根系网络。
The local limestone is so porous that all the rainwater immediately sinks below ground.
当地的石灰岩如此多孔以致所有的雨水很快渗到地下。
Thanks to a hot spring almost 40m below ground, the temperature of the lake never dips below 23C.
得益于地下40米深处的温泉，即使在冬天，湖水的温度也从未低于23摄氏度。
Flowers, leaves and stems grow above ground. Roots grow below ground.
花、叶子和茎长在地面之上。根长在地面之下。
The men have survived about 700 metres below ground for more than two months.
这些被困矿工在地下700米的位置生存了两个多月。
Roads, which use up 12% of Singapore's land area, will increasingly be put below ground too.
公路占据新加坡12%的土地，以后会有更多的公路也要被修到地下。
Even the passengers, accustomed to the chaos of the streets above, were well-behaved below ground.
甚至那些习惯于地面街道上混乱状态的乘客在地下也表现良好。
A third hall, around 2 km away from both reactors and 300 m below ground, will be ready by June next year.
第三个则距离前两个大约2千米在地下300米处，将在明年6月份左右完成。
These tortoises are capable diggers, so perimeter fences should extend below ground to prevent escape.
这种陆龟是一个挖掘者，所以围栏应伸展到地下来防止逃走。
Hundreds of commuters, on their way to work via subway, were trapped below ground with no escape possible.
数百名通勤者在他们乘坐地铁去上班的路上，也被陷在地下，没有办法逃生。
The systems mix light, sounds, breezes and scents to stimulate people who spend long periods below ground.
该系统综合了光线、声音、轻风和香味来刺激长期呆在地下的人。
Take cover as quickly as you can, below ground if possible, and stay there until instructed to do otherwise.
要迅速寻找掩体，如有可能，躲入地底下，然后呆在那里，直到有听到新的指示，否则不要出来。
The team placed highly sensitive electrical devices about one kilometer below ground in two different places.
研究团队在两个不同地点的地面以下一公里处安置高敏感电气设备。
They are ready in their nests below ground, having already grown their wings, waiting for these kinds of triggers.
它们在地下的巢穴里已经准备好了，准备好长翅膀，等待这一系列的突发事件。
Widespread overgrazing disturbs water cycles, reducing replenishment of above and below ground water resources.
大面积过度放牧扰乱了水循环、减少了地表和地下水资源的补充。
Some parts of the fence are 17 feet high, with metal plates extending ten feet below ground to prevent tunnelling.
部分栅栏有17英尺高，金属板延伸到地下10英尺以排除挖隧道的可行性。
In this case, the Fukushima Daiichi nuclear complex's back-up diesel-powered generators were built below ground level.
而在这一次事件中，福岛核设施的备用柴油发电机都被建在地平面以下。
Our efficient, environmentally-smart below ground separators meet pretreatment SPCC and NPDES permits for local communities.
我们高效率，环保，智能地下分离器，满足SPCC和NPDES的许可。
The pure form of the building is unobstructed by service entrances and plants which are contained in a below ground undercroft.
建筑干净的形体没有受到入口和植物等元素的干扰，因为它们都包含在一个圆顶的地下室里。
Most surprising of all to me are the broad beans. I thought they would winter below ground and be off to an early start in spring.
最使我吃惊的是宽叶的大豆，我原来以为它们冬天会在地下，直到来年春天再早早开始生长。
The architects integrated the four-storey building into the natural slope of the site, with two levels located partly below ground.
建筑师把四层的建筑融合在场地的自然坡度中，其中有两层位于地下。
Some of these so-called " extremophiles" have been found thriving in complete darkness, in parched deserts and even miles below ground.
在完全黑暗的环境、干燥的沙漠甚至地下数英里的地方，都有那些所谓“极端微生物”在繁衍生息。
In fact, we've already heard of families and stories of survival of people who were in safe rooms, either above ground, or below ground.
事实上，我们听说有的家庭和在安全屋的幸存者的故事，无论是地面上还是地面下。
The superstructure is that part of a building above ground, and the substructure and foundation is that part of a building below ground.
高于地面的部分是建筑物的上部结构，地面以下部分为建筑物的基础和地基。
The superstructure is that part of a building above ground, and the substructure and foundation is that part of a building below ground.
上部结构是建筑物地面以上的部分，而下部结构和基础则是建筑地面以下的部分。
Team members want to cut out as much of this cosmic ray interference as possible, even if it means moving the experiment 2km below ground.
研究队伍的成员想要尽量削减宇宙射线带来的影响，即便这意味着要将实验转移至地下2千米处进行。
Apart from above and below ground car parking facilities a helipad for tenants 'use and emergency evacuation manoeuvres are also available.
这座建筑物还附设地上和地下停车场，另建有一个直升机场，可供顾客使用，同时作为紧急疏散设施。
Apart from above and below ground car parking facilities a helipad for tenants 'use and emergency evacuation manoeuvres are also available.
这座建筑物还附设地上和地下停车场，另建有一个直升机场，可供顾客使用，同时作为紧急疏散设施。
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