main ui信息详情
主ui
magic ui───神奇的用户界面
confutation ui───混淆用户界面
element ui───元素ui
monster ui───怪物界面
UI UE───用户界面
modern ui───现代用户界面
material ui───物料界面
main───adj.主要的，最大的，最重要的；n.(Main)（美）梅因（人名）；n.（输送水、煤气等的）总管道，主管道；(themains)（水、电等的）供应，供应系统；电源插座；海洋，公海；主帆（mailsail的简称）；（掷骰子游戏中）叫数；斗鸡比赛
frictionless ui───无摩擦ui
Figure 1 shows the main UI of our Hello World application.───图1显示的是Hello World应用程序的主ui。
This step is done to avoid blocking the main UI thread.───这一步是为了避免阻塞主ui线程。
Listing 2 shows the XML UI declarations for the main UI screen layout.───清单2展示了主ui屏幕布局的XML UI声明。
It abstracts out the creation of a thread and a handler for making a request off of the main UI thread.───它抽象出线程和处理程序的创建，用于请求主UI线程。
The handler is simply extracting the tips from the venue details and collecting all of these tips to be passed back to the main UI thread.───处理程序只简单从场所细节中抽取tips并收集所有这些tips后一并传递回主UI线程。
Allows you to run time-consuming operations in the background, on a thread different from your application's main UI thread.───使您可以在与应用程序的主UI线程不同的线程上在后台运行耗时的操作。
To avoid tempting fate, you must perform tasks like these on a different thread, or at least not on the main UI thread.───为了避免冒险，您必须在不同的线程上执行任务，或者至少不在主UI线程上执行。
It's okay to do this from a worker since you are not on the main UI thread, and this is not going to freeze up the application.───在worker中这么做是可以的，因为没有处于主UI线程，并且不会冻结整个应用程序。
If you use this interface you must ensure that your callback implementations do not block the main UI thread.───如果你使用这个接口你必须确保你的回调实现不阻塞主用户界面线程。