在 中文 中使用 Activity 的示例及其翻译为 英语
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它只监视了activity。
Android学习笔记--Activity之间传递数据.
Android- passing data between Activities.但是，Fragment总是被嵌在Activity中。
Fragments are always part of an activity.请描述一下Activity生命周期。
Please describe 设置为"true"时，Activity仍是任务的一部分，但是仅限于当前会话。
Android只开启一个Activity实例.
Android ensure single instance of activity.Fragment：表示activity中的行为或用户界面的一部分。
Fragment: represents 举例来说，假设当前任务（任务A）的堆栈中有3个Activity，当前Activity下有2个Activity。
Suppose, for example, that the current task(Task A) has three activities in its stack- two under the current activity.请描述下Activity的生命周期.
Please describe 图1.Snackbar在Activity底部显示一条消息，但其余的Activity仍可用。
A Snackbar shows a message at the bottom of the activity, but the rest of the activity is still usable.如果用户离开任务较长时间，系统会清除任务中除根Activity以外的所有Activity。
If the user leaves a task for a long time, the system clears the task of all activities except the root activity.系统会在Activity开始与用户互动之前调用此回调。
当ActivityA启动B，A会stop，但是系统会保留其状态（比如滚动位置和表单中输入的文字）。
When Activity A starts Activity B, Activity A is stopped, but the system retains its state(such as scroll position and text entered into forms).Fragment表示Activity中的行为或用户界面部分。
如果您打算构建一个独立的应用，不允许其他应用激活其Activity，则不需要任何其他intent过滤器。
If you intend for your app to be self-contained andnot allow other apps to activate its activities, you don't need any other intent filters.Fragment代表Activity当中的一项操作或一部分用户界面。
在澳洲连续居住了10年，累计5年没有领取activitytestedincomesupportpayment。
Years continuous Australian residence, and not have been an activity tested income support payment recipient for a five year cumulative period.注：尽管Activity在新任务中启动，但是用户按“返回”按钮仍会返回到前一个Activity。
Note: Although the activity starts in a new task, the Back button still returns the user to the previous activity.四种组件类型中的三种-Activity、服务和广播接收器-通过名为Intent的异步消息进行启动。
Three of the four component types- activities, services, and broadcast receivers- are activated by an asynchronous message called an intent.GeofencingAPI和ActivityRecognitionAPI之类的高级API提供了应用可用来提供出色体验的功能。
High-level APIs, such as the geofencing API and the activity recognition API, provide features that your app can use to provide great experiences.在某些情况下，您可以启动Activity来接收结果，在这种情况下，Activity也会在Intent中返回结果。
In some cases, you can start an activity to receive a result, in which case the activity also returns the result in an Intent.Activity作为Activity的子类实现，您可以在Activity开发者指南中了解有关它的更多详情。
An activity is implemented as a subclass of Activity and you can learn more about it in the Activities developer guide.如果您的身份验证器Activity需要任何特殊的初始化参数，您可以使用Intent.putExtra()将它们附加到该Intent。
If your authenticator activity needs any special initialization parameters, you can attach them to the intent using Intent. putExtra().OnResume()的以下示例对应于以上的onPause()示例，因此它初始化Activity暂停时释放的照相机。
The following example of onResume() is the counterpart to the onPause() example above,so it initializes the camera that's released when the activity pauses.WindowsAzure表服务有4个通用的Activity，当将它们添加到设计窗体中时，你需要指定表实体类型。
There are 4 generic activities for Windows Azure Table service, and you need to specify the table entity type when adding them to the designer canvas.不同应用中的activity可以共享同一个affinity值，同一个应用中的activity也可以赋予不同的taskaffinity值。
Activities defined in different apps can share an affinity, or activities defined in the same app can be assigned different task affinities.您不想让其他应用访问的Activity不应包含intent过滤器，您可以自己使用显式intent启动它们。
Activities that you don't want to make available to other applications should have no intent filters, and you can start them yourself using explicit intents.该研究由驾驶体验零售商ActivitySuperstore进行，分析了12个不同汽车制造商的图像，包括法拉利，兰博基尼和帕加尼等。
The study carried out by driving experience retailer Activity Superstore, analyzed images of 12 different car manufacturers including the likes of Ferrari, Lamborghini, and Pagani.
