With this approach, you map an entire class hierarchy into one data entity, where all the attributes of all the classes in the hierarchy are stored.
使用这种方法，您可以将一个完整类层次结构映射成一个数据实体，而层次结构中所有类的所有属性都存储在这个实体中。
This is because if the same CSS class is used in two different files, it may use the one you are not expecting; it will use the one that is more qualified.
这是因为如果在两个不同的文件中使用了同一个CSS类，它有可能使用非您预期的那个；因为它只会使用更符合条件的那个。
The test class represents the usual unit of test execution that occurs while you are developing, and so we should consider carefully how many tests to include in any one class.
测试类表示在开发时发生的测试执行的常见单元，所以我们应仔细考虑任何一个类中包括了多少个测试。
A class that is not thread-safe can often be used safely in a multithreaded program as long as you ensure that instances of that class used by one thread are not used by other threads.
非线程安全类通常可以安全地在多线程程序中使用，只要您能确保一个线程所用的类的实例不被其它线程使用。
If you look closely at the description for the list class in Listing 2, you'll see that two different constructors are provided. One takes no arguments, and the other takes a sequence class.
如果仔细观察清单2中对list类的描述，您会看到其中提供了两个不同的构造函数：一个没有参数，另一个接受一个序列类作为参数。
There's one that says,"Other ancient authorities read, 'You are my Son,today I have begotten you.'" I've talked about this already in the class.
有一句说“其它古代权威典集写道“,“你是我的儿子，我今日生你“,我们已经在课堂上讨论过。
Asking a girl in your class if you can borrow a pencil or to explain the homework will make her more likely to like you than if you let her borrow your stuff or are the one to help her.
问你们班的一个女生借铅笔或者让她给你讲作业，比你把东西借给她或者你帮助她，更有可能让她喜欢上你。
Not like here, if you are a middle class and you lose your job and house, you could become a homeless in one week.
不像这里，如果你是中产阶级，你不幸失业了又失去了房产的话，很可能一周之内就变成无家可归了。
In general, you at school? What class meeting Here are some photos, can you tell me which one of you is a photograph?
你们在学校中一般会上什么课？以下是一些照片，你可以告诉我你是照片中的哪一个吗？
Class participation is pretty important in English learning. You are the only one who should be responsible for your own study which determines your future.
对于英语学习来说，课堂练习是十分重要的，只有你能对你的学习负责，这决定着你的未来。
I think one of the biggest differences is that in elementary you are always with your friends, and you know that they will be in the same class next year.
我认为一个最大的不同是在小学你总是和朋友们在一起，你知道明年他们还会在同一班级里。
One flaw in the study is that it may not consider the middle class: if you are very rich or very poor, money may be less valuable than when every bill just balances every month.
这个研究的一个毛病舛误是它不考虑中产阶层：假设你是很是敷裕或很是清甜，比伏月没入平衡的我，钱就斗劲没意思了。
We are asking you that if you want to participate in class mechanics and balance discussion that you not just dismiss one or the other as irrelevant.
但是如果你想参与到职业机制以及平衡的讨论中来时，我们要求你不能将其中任何一项作为无关的东西而简单忽略掉。
One day he asks, "Peter, how are you getting along in school? What is your place in the class?"
一天他问道： ：“彼得，你在学校表现怎样?在班级排多少名?。
You know that guy in class with the blank look—the one who's always asking, "Um, what are we supposed to be doing?"
你知道班上那个一脸茫然的家伙E——他总是问：“呃，我们该做些什么呢？”
As you know, many subjects are very boring, and if the teacher is the one with sense of humor, you will be enegetic in his class and bear what you learned in mind.
你知道，很多学科是很无聊，如果老师有一种幽默的感觉，你将会活跃在他的课堂之上，并将你所学到的东西都装进脑袋。
One after class, I went to the teacher side, the teacher said: "the teacher, in fact, my bookshelves are zoned, would you please criticize me."
一下课，我就跑到老师身旁，对老师说：“老师，其实书架是我划的，请你批评我吧。”
One after class, I went to the teacher side, the teacher said: "the teacher, in fact, my bookshelves are zoned, would you please criticize me."
一下课，我就跑到老师身旁，对老师说：“老师，其实书架是我划的，请你批评我吧。”
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