They are absolutely altering the food chain beyond what I think even they understand what they're doing.
毫无疑问，他们正在改变食物供应链，我认为甚至他们自己都不知道这一点。
They simply sense changes in their environment, as for example when the mound's wall has been damaged, altering the circulation of air.
它们只是简单地感觉到它们所处环境的变化，例如，当土堆的壁被破坏时，会改变空气的循环。
A major invention was the adjustable strut that could precisely set the depth of the plow by altering the distance of the blade and the beam.
一个重大的发明是可调节的支柱，通过改变刀板与横梁的距离来精确地设置犁的深度。
The idea is that around the year 1800 CE the human population became large enough, around a billion people, that its activities started altering the environment.
这种想法出现于公元1800年左右，当时人口变得足够多，大约有10亿人，人类的活动开始能够改变环境。
Avoid altering the dimensions of the images.
避免更改图像的尺寸。
It's all about altering the causes or inputs.
所需要的就是改变原因或者说是投入。
Altering the interface of input fields will confuse users.
改变输入域的界面会让用户困惑。
Altering the behavior of my Data Handler based on a header.
基于标头改变数据处理程序的行为。
Each user can choose a Perl version by altering the PATH variable.
每个用户都可以通过改变PATH变量，来选择一个Perl版本。
A dam can affect local rainfall by altering the humidity of an area, experts say.
专家说，大坝可以改变一个地区的湿度而影响地区降雨。
When altering the delete table, Enterprise Replication performs these four steps.
当修改删除表时，EnterpriseReplication执行以下四步。
This example is only interested in altering the message on the way out of the client.
这个实例只对更新客户端之外的消息的修改。
It provides a number of user configurable plug-ins for altering the behavior of the grid.
它提供了一些用户可配置的插件，用于改变网格的行为。
The DBA can map the buffer pool to the tablespace when creating or altering the tablespace.
DBA在创建或更改表空间时可以将缓冲池映射到该表空间。
By altering the supply of different types of debt, the idea was to "twist" the yield curve.
改变不用种类债务的供给，目的在于“扭曲”收益率曲线。
In addition, management is resistant to altering the existing presentation and business layers.
另外，管理人员也反对修改现有的表示层和业务层。
"Climate change is already altering the character of the places we know and love," Hayhoe says.
气候变化早已在改变我们熟悉和爱恋的土地的特征。
This is necessary for altering the data in a database — something we'll take a look at later on.
这是在数据库中更改数据所必需的—稍后我们会看到这一点。
This can be useful if you want to add some hidden metadata to a file without altering the file's content.
如果想向文件增加一些隐藏的元数据，而不必修改文件内容，这就很有用了。
The code is inflexible because you can't change or remove assertions without altering the application code.
这种代码是不灵活的，因为不能在不改变应用程序代码的情况下改变或者删除断言。
After the war he started experimenting with recording techniques, altering the pitch and resonance of notes.
二战过后，他开始专注于录音技术上的种种试验——改变定音与音符的回音。
There exists no specification or standard to negotiate resource representations by altering the resource URI.
现在没有提供通过改变资源URI来协商资源表示形式的规范或标准。
In general, plugins provide new functions to an existing application without altering the original application.
一般来讲，在不更改原有应用程序的情况下，插件为现有应用程序提供新功能。
On the one hand, there are compelling arguments for altering the genetic makeup of food crops, notes the report.
该报告指出，一方面有无可辩驳的理由支持可改变粮食作物的基因构成。
Dynamically responding to changing business conditions by altering the rules and decisions governing the business.
通过不断改变控制业务的规则和决策，动态地应对业务环境的变化。
As these creatures continue to arrive in great Numbers, said Goldstein, they might be altering the ocean's food web.
戈尔茨坦表示，随着越来越多的生物迁居远海，海洋食物网将发生改变。
Altering the atmosphere could also weaken solar power and reverse years of work to close the hole in the ozone layer.
改变大气也会削弱太阳能，并让为关闭臭氧层空洞所做的多年努力付诸东流。
Altering the atmosphere could also weaken solar power and reverse years of work to close the hole in the ozone layer.
改变大气也会削弱太阳能，并让为关闭臭氧层空洞所做的多年努力付诸东流。
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