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- Base class for all template classes. All user-defined template classes must derive from this class. 所有模板类别的基本类别。所有用户定义的模板都必须从此类别派生。
- The indicated attribute class must derive from Attribute, either directly or indirectly. 指示的属性(Attribute)类必须直接或间接地从Attribute派生。
- This class must derive from 该类必须从
- Implementations of filters for messages transmitted over a peer channel must be derived from this class. 为通过对等通道传输的消息而实现的筛选器必须派生自此类。
- The verb "to crawfish" is unknown even to slang dictionaries, although it must derive from the crawfish, or crayfish, a reshwater crustacean. 因为即便是在俚语词典中，也看不到把"龙虾"作动词的用法。但可以肯定的是，这种用法跟那淡水壳类动物多少有点渊源。
- The verb'crawfish'is unknown even to slang dictionaries,although it must derive from the crawfish,or crayfish,a reshwater crustacean. 因为即便是在俚语词典中，也看不到把“龙虾”作动词的用法。但可以肯定的是，这种用法跟那淡水壳类动物多少有点渊源。
- Arguments cannot be solely polemical, but must derive from a clear, well-supported evaluation of the texts, lecture materials, videos or films. 论证不能仅仅是辩驳，必须建立对课文、讲课资料、录像或影片的清楚且论据充分的评价基础上。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- This class must be inherited. 必须继承此类。
- An abstract class must ideally contain at least one abstract method either direct or inherited. If you want to prevent instantiation of this class objects, consider defining a protected constructor. 一个抽象类必须包含至少一个抽象方法包括的或者继承的。一个抽象类至少要定义一个抽象方法或是通过继承得到一个,如果你希望阻止这个类对象的实例化,考虑定义一个保护的构造体。
- This is a useful base class for code generators to derive from. 此基类对派生代码生成器非常有用。
- Hasn't this class got beyond Lesson Three? 这个班不是超过第三课的水平了吗？
- Thousands of English words derive from Latin. 英语中有成千上万的词源自拉丁文。
- Most students in this class are fifteen. 这个班的大多数孩子都十五岁。
- This class is a real drag. Let's cut it. 这门课很无聊,我们跷课吧。
- Of all the students in this class, Tom is the best. 在这个班级中，汤姆是最优秀的。
- National design must derive the essence from national culture. 民族的设计必须汲取民族文化的精髓。
- When a nonabstract class is derived from an abstract class, the nonabstract class must include actual implementations of all inherited abstract members, thereby overriding those abstract members. 当非抽象类继承一个抽象类时;非抽象类必须包含所有继承的抽象成员的实现;因此覆盖所有的抽象成员.
- I'm proud of being a member of this class. 我为自己是这班上的一员而感到骄傲。
- This class must be a subclass of 该类必须是
