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

• The Joda classes I discuss in this article are immutable, so instances of them cannot be modified.
  我在本文讨论的Joda类具有不可变性，因此它们的实例无法被修改。
• 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；
• 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。
• Using this style of code is a strong visual indicator that it's an immutable class.
  这种代码风格的使用从视觉上给出了一种强烈的指示：该类是一个不可变类。
• 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。
• VB allows both mutable and immutable anonymous types, with subtly different rules for each.
  而VB却同时支持可变和不可变的匿名类型，对于这两种匿名类型，实现和使用的规则也略有不同。
• Markets, unlike nature, are not governed by immutable laws but by compensation schemes and banking regulations.
  和大自然不同，控制市场的不是恒久不变的法则，而是薪酬方案和银行监管规定。
• 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）。
• But people are thinking, thinking all the time of such change, a sentiment is not immutable.
  但人又是有思维的，这种思维随时都在变，没有一种情感是永恒不变的。
• Thus, you should never have a no-argument constructor for an immutable class.
  因此，您永远都不该为一个不可变类提供一个无参数的构造函数。