Spring has traditionally offered two scopes for beans: singleton and Prototype (or non-singleton).
Spring之前为bean提供了两种作用域：单例和原型(或者叫非单例)。
The overall pressure and solution differ greatly between singleton and non-singleton, male and female students.
独生与非独生子女之间、男女大学生之间总体压力和应对方式上均存在显著差异。
Objective: To Compare the status of mental health and character of the singleton and non-singleton college students.
目的：比较独生与非独生子女大学生的心理健康状况及人格特征。
This paper presents a prediction model of frequency parameters of short-wave communication based on non-singleton fuzzy system.
提出一种利用非单点模糊系统建模的短波通信频率参数预测模型。
Non-singleton aspects aren’t the only kinds of objects created outside the control of the Spring container that would benefit from externalized configuration.
非单体方面不是能够从外部配置受益的、在Spring容器的控制之外创建的惟一对象类型。
Thread 1 then begins to execute the code at //4, making inst non-null but before the constructor for Singleton executes.
线程1然后开始执行 //4 处的代码，同时使inst为非 null，但在Singleton 的构造函数执行前。
As a result, instance is now non-null and refers to a valid Singleton object.
结果是，instance现在为非null并引用一个有效的Singleton对象。
The problem with this line of code is that the variable instance can become non-null before the body of the Singleton constructor executes.
这行代码的问题是：在Singleton构造函数体执行之前，变量instance可能成为非null的。
It's implemented as a singleton to maintain some semblance of type safety that is completely non-existent.
大致意思是：作为一个单例类保持这种完全不存在的安全类型的表象。
It's implemented as a singleton to maintain some semblance of type safety that is completely non-existent.
大致意思是：作为一个单例类保持这种完全不存在的安全类型的表象。
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