当然，有些动物物种需要大面积的栖息地，有些则需要长途迁徙。
There are, of course, animal species that require large areas of habitat, and some migrate over very long distances.
这个真相是，由于独特的国土面积，以色列需要独特的安全协定。
The truth is that Israel needs unique security arrangements because of its unique size.
包括直接的网上存在、库房、存储面积、运输队、航空系统、以及OEM在内，他们需要像许多不同类型的客户提供服务。
With their direct online presence, stores, storing areas, delivery crews, airplane systems, and OEM, they have a need to serve a variety of different types of clients.
在我国的一些地区，由于需要木材和得到更多的耕地，许多人一直在砍伐森林中的树木，森林面积正变得越来越小。
Now in some places of our country, a number of people have been cutting down the trees in the forests because they need wood and more farmland. The areas of forests are getting smaller and smaller.
我需要算出这一块红色部分的面积。
I want the area of a piece that sits above this red segment.
例如，鸟类的体型越小，飞行动作就越灵敏——天鹅就需要两个足球场大的面积才能完成起飞和抬升动作，而蜂鸟就可以像直升机一样垂直起飞。
The smaller the bird, for example, the more agile the flying — a swan may need the equivalent of two football fields to take off and get lift, while a hummingbird can rise like a helicopter.
低效率意味需要更多的光板面积：高效率即表示在同样的面积里可以“挤”出更多的电力。
But the lower efficiency of thin films means they need more space: more efficient cells can squeeze more electricity out of a given area.
现在需要计算一个以a，b为半轴的椭圆的面积,其实椭圆就是一个被压扁的圆。
Let's say that we want to find the area of an ellipse with semi-axes a and b. OK, so that means an ellipse is just like a squished circle.
该太阳能系统需要16万5 千平方英里的土地，这仍然少于西南地区的可用面积。
The solar systems would require 165, 000 square miles of land, still less than the suitable available area in the Southwest.
首先，因为阳光是弥漫性能量来源，光电面板需要尽可能成本低廉的大面积铺开。
First, because sunlight is a diffuse energy source, they need to spread out over a large area as cheaply as possible.
这项技术在内蒙古北部沙漠大规模应用时或许能凑效，因为那里的土地便宜、面积大且需要肥料。
This might work on a large scale in the northern deserts of Inner Mongolia, where land is cheap, plentiful and in need of fertiliser.
对于大面积的污渍，你需要将衣服放在由3份醋1份冷水混合成的溶剂中浸泡一整晚，然后再清洗掉。
For large stains, you may want to soak the garment overnight in a solution of 3 parts vinegar to 1 part cold water before washing.
基于他在科学驳船上的经验，他制订了一个经验法则：使用太阳能电池板产生足够的电能需要一块约20倍以于照明面积的电池板。
Based on his experience with the Science Barge, he has devised a rule of thumb: generating enough electricity using solar panels requires an area about 20 times larger than the area being illuminated.
它们还需要微量的铁，由于海洋中铁的含量非常低，限制了浮游植物大面积的生长。
They also require trace amounts of iron which limits phytoplankton growth in large areas of the ocean because iron concentrations are very low.
作为波兰专门纪念犹太人和非犹太人的这个游览量最多、面积最大的遗址和公墓，它需要得到更完美的阐释，这里的工作人员声称。
What is the most visited site and the biggest cemetery in Poland for Jews and non-Jews alike, needs to explain itself better, officials here contend.
它是一个面积分，所以这里需要两个变量。
It is a surface integral, so we need to have two variables in there.
她说，这些传感器大面积分散各处，而且需要传输大量数据。
She says that these sensors are spread out over large areas and need to transmit large amounts of data.
博拉格的方法能有效提升产量，却降低了可耕地面积，而且看起来他要证明有机农业的做法是错误的还需要数年时间。
Borlaug's methods often raised yields while reducing acreage, and it seemed for years he'd proven the organic movement wrong.
如果要按照人口重新排列，那么就需要大量的移民，这一点直接导致了有些国家领土面积骤降而一些国家的领土面积却骤升，并且许多国家还有了新邻国。
The global population realignment would involve massive migrations, lead to a heap of painful demotions and triumphant promotions, and produce a few very weird new neighbourhoods.
第一个也是唯一的统一的全球语音牛皮癣协会支持的重点是不断增加的面积和高未满足的需要。
The first and only unifying global voice that supports psoriasis associations in an area of ever increasing focus and high unmet need.
第一个也是唯一的统一的全球语音牛皮癣协会支持的重点是不断增加的面积和高未满足的需要。
The first and only unifying global voice that supports psoriasis associations in an area of ever increasing focus and high unmet need.
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