Select Create Activity: Activity class (CreatingXML).
选择创建活动：活动类(CreatingXML)。
The class extending the Activity class creates a window for a UI.
该类扩展了activity类，为UI创建了一个窗口。
At the activity class, I helped our teacher to make the music.
在活动课上，我帮助我的英语老师剪辑音乐。
This is a method defined in the Activity class and is typically overridden by any custom Activity.
这是activity类中定义的方法，通常被定制的Activity覆盖。
Music and teaching are my passions, hence why I'll also be hosting the Guitar Activity class.
音乐和教学是我热衷的事情，所以在今年的活动课中我组织了吉他活动组。
I have been teaching physical education or physical activity class in college for a few years.
我在大学已经教了几年体育课和体育活动班。
The math comprehensive practice activity class is different from common math classroom teaching.
农村地区的综合实践活动课程资源与城市相比有自己独特的优势。
Now you'll create an XML document in the activity class CreatingXML, which extends the Activity class.
现在，您将在活动类 CreatingXML 中创建一份XML文档，该类扩展了Activity 类。
An activity represents a user interaction, and the class extending the activity class creates a window for a UI.
一个活动代表一次用户交互，它扩展activity类，为UI创建一个窗口。
There are three basic classes of the component: activity class, project class and arrow network tools class.
该组件有三个基本类：工序类、工程类及网络计划工具类。
Then, we had an activity class, those boys played basketball all the class, we read books or played football.
男生都在打篮球，我们读读书，或者踢足球。
And then, we had an activity class, I played basketball with my classmates; I thought we played basketball very well.
我们还上了一节活动课，我和同学们一起打篮球，我们打得非常棒哦。
The math comprehensive practice activity class is different from common math classroom teaching. It is comprehensive, practical, open, and independent.
数学综合实践活动课有别于一般数学课堂教学，它具有综合性、实践性、开放性、自主性等特点。
If an application consists of three Windows (for example, a login window, a text-viewing window, and a file-viewing window), each is typically represented by a different Activity class.
如果一个应用程序由3个窗口(例如，一个登录窗口、一个文本查看窗口和一个文件查看窗口)组成，那么每一个窗口通常用一个不同的Activity类来表示。
Write short essays of 200 words according to teaching activities on the topic of narrations of travel plans, an activity class, the four seasons in Shanghai, China in the eyes of oneself and so on.
能够结合教学内容和活动写出200字以上的小短文，比如假期的打算、介绍一次活动课、介绍上海的四季、描述眼中的中国等。
Now you can try to edit a class activity.
现在你可以尝试一下编辑课堂活动。
Some of us were confident and eager to take part in the class activity.
我们中的一些人充满信心，渴望参加班级活动。
The entertainment department of our Student Union organizes an activity in which each class shoots a short movie.
我们学生会的娱乐部组织了一次活动，每个班级要为此拍摄一部短片。
Some of us were confident and couldn't wait to take part in the class activity; others were nervous.
我们中的一些人很自信，迫不及待地参加班级活动，但别人都很紧张。
This class provides methods for installing and uninstalling packages, starting an Activity, and sending keyboard or touch events to an application.
这个类提供了安装和卸载程序包、启动一个活动以及发送键盘或触摸事件到应用程序的方法。
Speaking in front of the class and trying to persuade them to vote for our teams was an important thing we learned from this activity.
从这次活动中我们学到了在班级前讲话并试图劝说他们为我们的团队投票是非常重要的。
Now, implement the code to select, display, and save an activity for the class.
现在，实现用于选择、显示和保存课堂活动的代码。
If you come up with activities like playing board games, or going to an art class, or any activity that allows on-to-one communication, you build your relationship.
如果你采用的是玩棋类游戏、或者参加艺术课程、或者任何允许一对一交流的活动的话，那么你就会创建联系。
If the project organization is using UML for modeling, unit testers will need sequence diagrams, class diagrams, and perhaps activity diagrams.
如果这个项目组织利用uml来建模，那么单元测试将需要序列图，类图，可能还会需要活动图。
For example, a system designer is interested in the logical and physical aspects of a system, so the most useful forms are class and sequence diagrams rather than use-case and activity diagrams.
例如，系统设计人员对系统的逻辑和物理方面感兴趣，因此最有用的形式就是类和序列关系图，而不是用例和活动关系图。
Instead, the names of the input and output pins on the actions are labeled by a parameter, variable, or structural feature in the context classifier (the class owning the activity) that is in scope.
相反，操作上输入与输出的名字，会标上范围内背景标识符(拥有活动的类)中的参数、变量或者结构性特性。
The behavior of the class is described using an activity graph.
通过活动图可以清楚的描述类的行为。
Now try to edit a class activity.
现在尝试编辑课堂活动。
Our genetic inheritance, our quality of life in utero, education, class, career, lifestyle, status, levels of physical, mental and social activity are just some of the main influences.
影响衰老的主要因素有：遗传基因，胚胎发育，教育，阶级属性，事业，生活方式，身份地位，物理和精神状况，社会活动等。
Both the activity diagram and the class diagram can be organized under a collaboration element, as illustrated in Figure 11.
活动图表和类图都可以在一个协作元素下组织起来，如图11所示。
应用推荐