测试扩展键标志。
指定扩展键标志，事件注入标志，上下文代码，转换状态码。
Specifies the extended-key flag, event-injected flag, context code, and transition-state flag.
指定重复次数，扫描代码，扩展键标志，上下文代码，前期的键状态标志，转换状态标志。
Specifies the repeat count, scan code, extended-key flag, context code, previous key-state flag, and transition-state flag.
不要忘记标志是特殊的字典这一背景——具体说是那些可以包含一个tag键以指明单词的语法角色的标志。
As background, remember that tokens are special dictionaries — in particular, ones that can contain a key TAG to indicate the grammatical role of a word.
在启动实例时(该实例由一个键来提供标志)使用- k标志，它会让您在启动后使用SSH和实例进行通信。
Use of the -k flag while starting the instance (which supplies it with a key) lets you use SSH to communicate with the instance after it's been started.
但是看看其他的硬件：背面的苹果标志，以及home键的位置，都告诉我们iPad主要是用来看照片的，至少多数时候是这样。
But take another look at the hardware: the Apple on the back, and the position of the home button both tell us that the iPad is meant to be used in portrait mode, at least most of the time.
当按下的键准备读出时，数据准备线可用来作处理器的标志。
The data ready line can be used to flag the processor when a keystroke is ready to be read .
当按下的键准备读出时，数据准备线可用来作处理器的标志。
The data ready line can be used to flag the processor when a keystroke is ready to be read.
按下“ACTION/ON ”执行键1次，即可开始测距1 次，右上角有模拟激光发射的标志在循环闪烁，表示正在发射激光。
Press the "ACTION / ON" button one time, and begin Ranging 1, the top-right corner of a simulated laser flashes signs in the loop, said it is launching laser.
襟翼前面有标志刻春季行动镀铑黄铜库珀锁与钥匙和工作键。
Flap front has logo-engraved spring-action rhodium-plated brass Cooper lock with key fob and working keys.
有些控件除了0 ~9几个数字以外拒绝任何其他形式的输入，还有些控件实时地拒绝空白键、标志符、破折号和其他标点符号。
Some controls reject any keystrokes other than the numeric digits 0 through 9. Other controls reject Spaces, tabs, dashes, and other punctuation in real time.
有些控件除了0 ~9几个数字以外拒绝任何其他形式的输入，还有些控件实时地拒绝空白键、标志符、破折号和其他标点符号。
Some controls reject any keystrokes other than the numeric digits 0 through 9. Other controls reject Spaces, tabs, dashes, and other punctuation in real time.
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