许多蚂蚁很小，主要在地面的树叶和其他碎屑中觅食。
Many ants are small and forage primarily in the layer of leaves and other debris on the ground.
当带负电和带正电的粒子流相遇时，就会形成一条连接云层和地面的完整通道。
When the negatively and positively charged streams meet, a complete channel connecting the cloud and the ground is formed.
它们的种子的顶端向上生长，其距离地面的高度刚好可以接触到风；它们的体型大小也刚好是生长所需的尺寸；它们的茎是空心的，且仅仅是通过体内的含水量来保持自身的坚挺。
Their seed heads raised just high enough above the ground to catch the wind, the plants are no bigger than they need be, their stems are hollow, and all the rigidity comes from their water content.
把房子放在靠近地面的地方，因为蜜蜂喜欢住在靠近地面的地方。
Place the house close to the ground because bees prefer living close to the ground.
靠近地面的地方空气污染更严重。
贝基的项圈上戴着一个污染监测器，这样她就可以在接近地面的地方进行数据测量。
Baggy wears a pollution monitor on her collar so she can take data measurements close to the ground.
这名英国年轻人注意到，接近地面的空气污染水平比该机构所记录的高空空气污染水平高出约三分之二。
The English youngster noticed that pollution levels are around two-thirds higher close to the ground than they are in the air at the height where they are recorded by the agency.
她的研究表明，人在跑步时，脚每次着地对地面的压力相当于自身体重的四倍，而竞走者不完全离开地面，其每步的压力只有自身体重的1.4倍。
According to her research, runners hit the ground with as much as four times their body weight per step, while race walkers, who do not leave the ground, create only about 1.4 times their body weight with each step.
变量包括地面的坡度、人行道的负荷力。
Variables included the slope of the land, the ability of the pavement to support the load.
冬天覆盖在地面的雪，实际上对下面的土壤有隔热作用。
The snow, which blankets the ground in the winter, actually has an insulating effect on the soil beneath it.
但是，这使得我们更容易将东西识别为陨石，而不仅是地面的岩石。
But that makes it easier to identify something as a meteorite, as opposed to just a terrestrial rock.
随着大气吸收红外辐射的能力增加，地面的辐射水平和温度必须上升。
As the capacity of the atmosphere to absorb infrared radiation increases, the radiating level and the temperature of the surface must rise.
当这些负电荷距离地面不到100米时，会遇到一股来自地面的正电荷粒子流。
When a stream of these negatively charged electrons comes within 100 meters of the ground it is met by a stream of positively charged particles that comes up from the ground.
飞机从一个地面信标到下一个信标曲折飞行，在每一阶段都要经过地面的许可才能上升和下降。
Planes must zigzag from one ground beacon to the next, and ascend and descend in steps at each stage obtaining permission from the ground.
人也是不能揪着自己的头发离开地面的。
Either, man cannot be off the ground with his hair pulled up by his own hand.
阵风席卷而过，裹挟地面的羽毛，扑向海面。
Gusting winds sent ground storms of feathers scurrying seaward.
块菌是生于地面的一种菌类植物。
沉积到地面的大气微粒同样能融化冰川。
Particulates can also melt the ice when they precipitate out of the air and land on it.
如果这阵风再大一点，会把我们的小汽车掀离地面的。
If this gale gets any stronger, it's going to lift our small car off the ground.
地面的望远镜观察到它所呈现的让人难以琢磨的特征。
Ground telescopes have shown that it presents confusing characteristics.
最初的飞行动物是首先从树梢滑翔到地面的树栖动物吗？
Were the first flyers arboreal creatures that initially glided from tree tops to the ground?
贴近地面的风比高处更易变，并且不那么猛烈。
The wind close to the ground is streakier than the stuff higher up, and it doesn’t blow as hard.
冰晶需呈片状，它们悬浮近在地面的空中，将光线向下反射。
Ice crystals should be plate shaped. They float in the air close to the ground reflecting light back downwards.
布雷特：我不是说冰岛有多受欢迎，我是在讲那里地面的温度。
Brett: I'm not talking about its popularity. I'm talking about the ground temperature there.
云层本身起到维持地面的凉爽的作用(参见另文*)。
The clouds themselves may even keep the Earth cooler than it would otherwise be (see article).
突然从后方传来一阵尖锐的声音和轮胎磨擦地面的声音。
Suddenly there was a squeal and tires peeling, from somewhere behind me.
这是因为硫化物颗粒和煤烟颗粒在遮挡太阳能到达地面的数量不一样。
That's because the particles differ in the amount of solar energy that they prevent from reaching the ground.
卫星携带的原子钟必须和地面的运行速度不一样，因为那里的重力更强。
These carry atomic clocks that have to run at a different speed to those on the ground because gravity is greater there.
卫星携带的原子钟必须和地面的运行速度不一样，因为那里的重力更强。
These carry atomic clocks that have to run at a different speed to those on the ground because gravity is greater there.
应用推荐