immutable

英 [ɪˈmjuːtəbl]

美 [ɪˈmjuːtəbl]

adj.  不可改变的; 永恒不变的

复数：immutables　

BNC.20103 / COCA.18955

牛津词典

adj.

• 不可改变的；永恒不变的
  that cannot be changed; that will never change

柯林斯词典

• ADJ 永远不变的;永恒的
  Something that isimmutablewill never change or cannot be changed.
  1. ...the eternal and immutable principles of right and wrong.
     永恒不变的对错法则

英英释义

adj

• not subject or susceptible to change or variation in form or quality or nature
  1. the view of that time was that all species were immutable, created by God
  Synonym:changeless

双语例句

• Immutable objects are also automatically thread-safe and have no synchronization issues.
  不可变对象也是自动线程安全的，不存在同步问题。
• If you have an immutable object, you must set whatever state it will contain in the constructor.
  如果您有一个不可变对象，则必须要在构造函数中设置该对象将包含的任何状态。
• To the peaceful night and its starlit magnificence succeeded the immutable day and the sun's ardent rays.
  恼人的白昼和炙热的太阳代替了宁静的黑夜和美丽的星光。
• Immutable anonymous types in C# and VB work the same way.
  C和VB中的不可变匿名类型完全相同。
• Lets you store "lazily immutable" data, which are involved in declarative application programming; peak.
  peak.config让您可以存储“很少改变的（lazilyimmutable）”数据，这些数据与声明性应用程序（declarativeapplication）编程有关；
• Joda classes that represent immutable instants in time are subclasses of this one.
  表示时间上的不可变瞬间的Joda类都属于这个类的子类。
• But once you know to avoid a few pitfalls, building immutable classes in Java gets easier.
  不过一旦您了解了要避免的一些陷阱之后，在Java中构建不可变类这件事情就会变得非常容易。
• One advantage of immutable classes is that they are thread-safe.
  （不可变类的一个优点就是它们是线程安全的）。
• Because changes only occur upon construction, immutable classes make it trivial to write unit tests.
  因为变化只会发生构造函数中，因此不可变类会将编写单元测试变成了一件微不足道的事情。
• Another useful method is the freeze method by which a string can be made immutable.
  另一个有用的方法是freeze，该方法可以使字符串变得不可修改。