A use case being equivalent to a long-running process is counter to the traditional rules of use case identification (one actor, one place, one time).
等同于长时间运行的流程的用例相当于传统的用例标识规则(一个参与者、一个地方，一个时间)。
Other models are designed to wind more than one watch at a time in case more than one person in the household needs their watch serviced properly for use.
其他型号的风的情况下在一比一人更多的时间在家庭中的一个以上的手表手表服务需求的正确使用。
Prepare a textbook and use teaching methods that are easy to understand, consist mostly of real case demos, with abundant time reserved for exercises and one-on-one tutoring.
教材和讲解做到浅显易懂，以实例演示为主，并且预留大量的练习和一对一指导时间，以便因材施教。
In the latter case, of course, only one thread at a time is allowed to execute a class method because there is only one class object that is Shared by all callers.
在后面一种情况中，同一时间只会有一个线程可以执行这个类方法，因为对于所有的调用者来说，都只有一个类对象可被使用。
The second one is, a lot of the time, the worst case is the one that happens.
第二点就是， 在很多情况下，发生的往往就是最坏的情况。
The second one is, a lot of the time, the worst case is the one that happens.
第二点就是， 在很多情况下，发生的往往就是最坏的情况。
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