As Carol said, bats use it for navigation and orientation.
正如卡罗尔所说，蝙蝠用它来导航和定位。
The astrolabe had long been the primary instrument for navigation, having been introduced in the eleventh century.
自11世纪星盘被引入以来，它一直都是航海的重要工具。
Islanders from all over the Pacific learned to use the stars for navigation, and they passed this knowledge down from generation to generation.
来自太平洋各地的岛民学会了用星星来导航，并且他们将这一知识代代相传。
Actually, there are some species of bats, the ones that don't use echolocation that do rely on their vision for navigation, but it is true that for many bats, their vision is too weak to count on.
事实上，有一些品种的蝙蝠不使用回声定位，而是依靠视觉来导航，但对很多蝙蝠来说，它们的视觉太弱了，确实不能依靠。
Today, rivers are controlled for many reasons, primarily to maintain reliable water supplies for daily, agricultural and industrial needs, for power generation, for navigation, and to prevent flooding.
今天，河流控制的原因有很多，主要是为了维持可靠的水资源供应，以满足日常生活、农业和工业、发电、航行的用水需要，并起到防洪作用。
Metadata support for navigation nodes.
元数据支持导航节点。
Charts are a map adapted specially for navigation.
航图是专门用于导航的一种地图。
In a limited way it can even be used for navigation.
在某种程度上，它甚至可用于导航。
The interface elements for navigation are shown in the image below.
下图显示了导航部分的界面元素。
Then they can use it for navigation and games, not necessarily songs.
他们可以用它来导航和玩游戏，音乐并不是必须的。
The sidebar features the functions for navigation, as well as your contacts.
侧边栏提供的是一些导航用的功能，以及你的联系人列表。
Support both mouse and keyboard use for navigation and selection tasks.
对浏览和选择任务应该同时提供鼠标和键盘操作。
The touch screen is a five-incher and can be used for navigation and display.
5英寸的触摸屏，用做导航和显示。
With Version 2, you have the option of using a flat presentation view for navigation.
在第2版中，可以使用平面表示视图进行导航。
Modeler 6.1.2 provides a new option for navigation through multi-level processes.
Modeler6.1.2提供了一个用于导航多级流程的新选项。
Routing is another name for navigation. The router is the mechanism for navigating from view to view.
路由是导航的另一个名字。路由器就是从一个视图导航到另一个视图的机制。
When a plot takes a long, tortuous route, then-as any mariner will tell you-stars are essential for navigation.
当电影情节沿着一条漫长而拐弯抹角路线展开时，正如很多海员会跟你讲的那样，“明星”是航行中最必不可少的。
This time around, I'll show you how to affect the lifeblood of any Web application: the URIs used for navigation.
这次，我将向您展示如何影响Web应用程序的命脉：用于导航的URI。
Messages on the hold queues are usually required for navigation of long-running business process instances to continue.
持有队列中的消息常常用于导航长时间运行的业务过程实例。
Likewise, most GUI designs rely on a mouse for navigation, which can be a barrier for people with motor and visual disabilities.
同样，大多数GUI设计依赖鼠标进行导航，对于运动和视力有残疾的人，这会成为障碍。
A consumer hierarchy that organizes products into categories that are then presented to customers on a Web site for navigation.
消费者层次结构，将产品组织成不同的类别，然后在网站上显示以供用户浏览。
Given that XPath and XQuery are already used within the XML database for navigation and query, these skills are likely already known.
鉴于XPath和XQuery已经用于在XML数据库中进行导航和查询，这些技术可能已经为程序员所熟悉。
Experts know that portable device emit radiation which affects those wavelengths which aircraft use for navigation and communication.
专家知道便携式电子设备发出辐射能影响飞机导航和通讯所用的波长。
Many designs use one font for headlines, one for body, and possibly one for navigation on websites or for any special text or subheadings.
许多设计使用一种字体作为标题，一种字体作为主体，或许还有一种字体作为网站的导航或是其它特殊的文字，还可能是副标题。
Most tutorials teach you just to use CSS Sprites for navigation, where I am going to say to use it for the entire user interface of your site.
许多教程只是教你如何使用CSS精灵制作导航，我要说的是使用它制作整个网站的用户界面。
Using XPath for navigation makes the application code more understandable by illustrating the relationships in the business data being manipulated.
使用XPath进行导航可以明确指出操作的业务数据中的关系，使应用程序代码更容易理解。
To write effective bash shell scripts, you must master the basic bash command set for navigation and daily routine tasks performed within the shell.
要想编写有效的bashshell脚本，就必须掌握在shell中执行导航和日常任务的基本bash命令集。
To write effective bash shell scripts, you must master the basic bash command set for navigation and daily routine tasks performed within the shell.
要想编写有效的bashshell脚本，就必须掌握在shell中执行导航和日常任务的基本bash命令集。
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