1.2 and Reserved Words 绪Keyword 论 static Makes a method or a variable belong to a class as opposed to an instance. (静态方法或变量：属于类而非方法) synchronized Indicates that a method can be accessed
by only one thread at a time. (同步方法：线程独占访问)
transient Prevents fields from ever being serialized. Transient fields are always skipped when objects are serialized. (暂态域：不可 序列化) volatile Indicates a variable may change out of sync because it is used in threads. (易失变量：线程同步可能改变其值) native Indicates a method is written in a platform-dependent language, such as C. (本地方法：用平台相关的语言编写的方法)
Java Programming, spring, 2012