A file descriptor is an integer that refers to an open file or device, and it is used for reading and writing.
文件描述符是指向打开的文件或设备的整数，并用于执行读取和写入。
Open source hardware similarly promises that when you buy a device [the "executed" version of the design], you also receive all the source material for that device so you can modify it.
开源硬件相似地承若当你购买了一个设备(能够“执行”的设计版本)，你也得到可以用来修改它的原材料。
The previous section showed how to identify open files and directories on a local device, but you can just as easily get the same information about a mounted remote file system.
前一节演示了如何识别本地设备上打开的文件和目录，对于挂载的远程文件系统也很容易获得相同的信息。
Some phones will even recognize links that have native apps and open the necessary app to give you the best experience possible on your device.
一些手机会识别这些链接是否与本地应用关联，并且启用相应的应用带给你在你的设备上的最佳的体验。
The subsystem only does one open on the device, but the driver distributes the workload across as many ICA devices as are in the system.
子系统仅在设备上打开一个，但是驱动程序将负载分布到系统中每个 ICA设备上。
Another new feature is an improved device Manager with open support for third-party devices.
另一个新功能是升级版的设备管理器，它可以很好的支持第三方设备了。
This open platform promotes a service-oriented model for developing device applications.
这个开放式平台改进了面向服务的模型以便开发设备应用程序。
Instead, they would download an application to their mobile device that would enable them to open their door simply by holding their phone to a sensor.
客人可以下载一个应用程序到他们的手机上，他们只需把手机对准电子探测器，已下载的程序就可以帮助他们轻松地打开客房门锁。
Now you need to initialize it, and open the socket for the medical device to connect to.
现在您需要对它进行初始化，并打开socket以让医疗设备连接到它。
Next, we need to open a URL connection between the mobile device and the Web server.
接下来，我们需要打开一个移动设备与Web服务器间的URL连接。
Adding an IR transmitter to the iPhone would open all sorts of interesting possibilities for integrated device control.
给iPhone添加一个红外发射器，将为集成设备控制开启各种有趣的可能性。
Open the SCSI generic device file (such as sg1) to get the file descriptor of SCSI device.
打开SCSI通用设备文件(比如sg1)获取SCSI设备的文件描述符。
Remember from the section on opening and closing that we need two parameters (file path name and access mode to the device) to open a device on Linux.
从有关设备打开和关闭的讲解可知，我们需要两个参数(文件路径名和设备访问模式)来打开Linux设备。
You use the function CreateFile to open a device.
函数CreateFile用于打开设备。
For example, by accessing an MS Excel file from a storage device (SD card), Chrome OS will access MS Windows Live to open it up, if that's the online application configured to process such files.
举个例子，要想访问某个存储设备(SD卡)上的MSExcel文件，ChromeOS将使用MSWindowsLive来打开它(假如之前已经配置好用该在线应用打开这类文件)。
After the device file is successfully opened by calling open , this parameter could be acquired.
通过调用open成功打开设备文件之后，将需要获取这个参数。
Listing 2 shows how we use open to get a device handle.
清单2显示如何使用open获取设备句柄。
There are two ways to enable multipathing under Linux -- using the official RDAC driver from IBM/LSI and the open source multipath tools of the device-mapper.
在Linux 上启用多路径有两种方法 ——使用IBM/LSI 提供的官方RDAC 驱动程序和设备映射器的开放源码多路径工具。
Most of the waiting customers had already reserved an iPad a few weeks earlier, but they were willing to wait overnight to get the device as soon as the doors open.
大部分等候的顾客已经早在数周之前就进行了预定，不过他们仍情愿彻夜等待，以便在店门一打开就能拿到iPad。
The first parameter fildes is the open file descriptor returned from the function open , referring to a specific device.
第一个参数fildes是函数open返回的文件描述符，用于指称具体设备。
File descriptors 0, 1, and 2 are open to /dev/null (Solaris makes heavy use of symlinks, which is why the pseudo device is shown).
文件描述符0、1和2 分配给了 /dev/null（Solaris大量使用符号链接，所以这里显示了相应的伪设备）。
Then, open the device driver and get the file descriptor.
然后打开设备驱动器并获取文件描述符。
Note, however, that free, open source operating systems and applications do not mean that you can make a device completely without cost.
然而，需要注意，免费的、开源的操作系统和应用程序并不意味着可以构成一个完全免费的设备。
"The scan script sends the public password for the product, and if the device responds with the 'command prompt' for that product interface, then the machine is obviously open," Stolfo said.
斯多夫说：“扫描程序脚本向这些网络设备发送对应厂商的公共密码，如果设备对“命令提示”做出与之对应的响应，那么很明显这台设备是不设防的。”
A new ultrasound device for use in open-heart surgery could help patients recover quicker.
在心脏外科手术中一种新的超声设备可以帮助病人更快的康复。
Clara is celebrating Christmas with her family and friends. One of her Christmas presents is a little device to open nuts — a nutcracker.
克莱拉与她的家人和朋友一起庆祝圣诞节，她的一个圣诞礼物是一个夹胡桃的夹子，叫胡桃夹。
Fix: Lose weight if you're overweight, quit smoking, and sleep with a CPAP device to help keep airway passages open at night.
疗法：如果你超重了，就减肥吧，还需戒烟，睡觉时可以借助定睡眠呼吸仪，帮你在夜里保持呼吸道畅通。
Aristotle could have avoided the mistake of thinking that women have fewer teeth than men, by the simple device of asking Mrs. Aristotle to keep her mouth open while he counted.
亚里斯多德认为女人的牙齿比男人少，其实很简单，只需请亚里斯·多德夫人张一张口来让他数一数，他本是可以不犯这一错误的。
And if they don't, doctors could use a continuous positive airway pressure device to help open up the miners' airways.
如果不行，医生可以气道正压仪器来帮助矿工扩充气道。
And if they don't, doctors could use a continuous positive airway pressure device to help open up the miners' airways.
如果不行，医生可以气道正压仪器来帮助矿工扩充气道。
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