The machine is worked by wind power.
这台机器是以风力推动的。
The problem occurs because plants need to transfer pollen by wind and insect to fertilization and reproduction.
这个问题的出现是因为植物需要通过风和昆虫来传递花粉以受精和繁殖。
The male cone of Cycas circinalis, for example, sheds almost 100 cubic centimeters of pollen, most of which is probably dispersed by wind.
例如，苏铁的雄性圆锥体会脱落近100立方厘米的花粉，其中大部分可能是被风吹散的。
The killing of birds of prey by wind turbines has pitted environmentalists who champion wildlife protection against environmentalists who promote renewable wind energy.
风力涡轮机对鸟类的伤害使主张保护野生动物的环保主义者与提倡可再生风能的环保主义者陷入了对立。
What's more, in most cases, even if the nest is destroyed by wind or something to that effect, you could create a new one and put all the baby birds back in it, and when the parents came back, they wouldn't care their baby birds were in a different nest, so long as you put the new nest near where the old one was so they can find it.
更重要的是，在大多数情况下，即使巢被风之类的摧毁，您也可以建一个新的巢，把小鸟放回其中，当父母回来后，他们不会关心他们的孩子在不同的巢里，只要你把新巢放在旧的附近，让它们就可以找到它就行。
Furthermore, the structure of most female cycad cones seems inconsistent with direct pollination by wind.
此外，大部分雌苏铁球果的结构似乎与风直接授粉不一致。
Desertification is accomplished primarily through the loss of stabilizing natural vegetation and the subsequent accelerated erosion of the soil by wind and water.
起到稳定作用的自然植被不断减少，随后土壤受风雨的侵蚀加速，就成为了沙漠化的主要成因。
This water dark and touched by wind -.
这被风拂过的幽暗的水。
A seiche can also be caused by wind or tides.
强风和潮汐同样可以导致湖震。
About 90% of the plastic in the sea has been carried there by wind or water from land.
在海洋上的塑料中，有90%是被风或水从陆地上带过去的。
These waves between Indonesia (top) and the coast of Australia (bottom) aren't caused by wind.
在印度尼西亚(顶部)和澳大利亚海岸(底部)之间的这些波不是由风所引起。
If you consider how much sand can be moved in a short period of time by wind, this is a big deal.
如果要说短时间内被风搬运来的沙子有多少，这里就有很多。
The bridge had already been closed for all sorts of traffic due to the dangers posed by wind and water.
由于大风和湖水构成危险，这座桥已经完全关闭。
The problem occurs because plants need to transfer pollen by wind and insect to fertilization and reproduce.
发生这样的问题是因为植物需要通过风和昆虫传递花粉进行受精繁殖。
Fallout from a nuclear explosion may be carried by wind currents for hundreds of miles if the right conditions exist.
如果条件存在，核爆产生的放射性尘降物会随风漂移数百英里。
Set to be constructed – of course – in Dubai, this skyscraper designed by architect David Fisher rotates by wind power.
动态建筑=绿色建筑在迪拜，由建筑师大卫-费舍尔设计的一幢摩天大楼正在紧张施工中。 这栋建筑会在风力驱动下旋转。
About 90% of the plastic in the sea has been carried there by wind or water from land. It takes decades to decompose or sink.
海里大约90%的塑料由风或水从陆地带来，它们分解或下沉需要几十年的时间。
Pollen from a Pistia: Hayfever occurs because plants need to transfer pollen by wind and insect to fertilization and reproduce.
水浮莲花粉：发生花粉热是因为植物需要通过风或昆虫传递花粉进行受精繁殖。
These waves between Indonesia (top) and the coast of Australia (bottom) aren't caused by wind. They're a direct result of gravity.
在印度尼西亚(顶部)和澳大利亚海岸(底部)之间的这些波不是由风所引起。它们是重力作用的直接结果。
The direction of travel and strength of shock waves are influenced by wind, speed, and direction, and by air temperature and pressure.
冲击波的行进方向和强度受到风、飞行速度及方向、气温和气压的影响。
Private insurance will cover some of that, but many homeowners are finding that they were covered only against damage by wind, not water.
私人保险将弥补一部分损失，但是许多家庭发现他们的保险只负责由风造成的损失，水造成的不管。
Travelers encountered blowing and drifting snow, driven by wind gusts up to 35 MPH., the Department of Public Safety said in an advisory.
公共安全部门发出通报说，旅客遇到了时速高达35英里的强风刮来的飞雪。
For the large Numbers of pollen grains produced by wind-pollinated plants as compared to insect-pollinated plants, see Cruden, R. W. 2000.
有关风媒传粉的植物花粉粒数量大于虫媒传粉植物的数据，见Cruden,r . W . 2000。
Propelled and steered by wind alone the plane would travel around the USA allowing customers a unique insight into life above the chimney tops.
这款飞艇仅靠自然风来推进和掌控方向，它将环绕美国上空旅行，让乘客体验一种独特的高空生活。
The very best options were wind, solar, geothermal, tidal and hydroelectric power—all of which are driven by wind, water or sunlight (referred to as WWS).
最佳选择是风能、太阳能、地热能、潮汐能和水力发电——这些能源都来自于风力、水力和阳光（被称为WWS——wind，water，sunlight）。
Because of the physics of how force is generated by wind blowing past a sail, tall thin sails generally have more power when the boat is sailing into the wind.
根据风吹过船帆时产生动力的物理原理，当船只航行在风里时，高而薄的帆通常产生更大的力。
Normal swells, known technically as gravity waves, are created by wind pushing the surface of the sea up and gravity then pulling it down, causing it to bounce.
一般的波浪，技术上被成为重力波，是由于风推动着海洋表面上升而后又在重力的作用下被拉向下方，这便会导致海水的回弹。
And even when the batteries start to lose capacity, he suggests, they will have a usable afterlife as, for instance, buffers to store electricity produced by wind farms.
即使电池开始失去负荷，它们还可以做其它用途，如，作为储存风力发电场产生的电力的缓冲器。
And even when the batteries start to lose capacity, he suggests, they will have a usable afterlife as, for instance, buffers to store electricity produced by wind farms.
即使电池开始失去负荷，它们还可以做其它用途，如，作为储存风力发电场产生的电力的缓冲器。
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