English-003

English-003

1、you get a compile-time error telling you the variable might not have been initialized.

2、The fundamental parts of a method are the name, the arguments, the return type, and the body. Here is the basic form:
fundamental [fʌndə'mentəl] adj 基本的; 重要的, 必要的

3、The method name and argument list together uniquely identify the method.
unique [ju:'ni:k] adj   独一无二的, 仅有的, 惟一的

4、You call a method for an object by naming the object followed by a period (dot), followed by the name of the method and its argument list, like this:
objectName.methodName(arg1, arg2, arg3);
period   [’piəriəd] n 句号
dot      [dɔt]       n 点, 小圆点

5、int x = a.f();
The type of the return value must be compatible with the type of x.
compatible [kəm'pætəbl] adj   能共存，一致，符合的

6、In this case, the return value is produced by evaluating the expression s.length( ) * 2.
evaluate    [iˈvæljueit] vt 评价, 估计, 估价
expression [iksˈpreʃən] n   表示, 表现, 表达

7、if you don’t want to return anything at all, you do so by indicating that the method returns void.
indicate [ˈindikeit] vt   标示, 指示, 指出

8、For this chapter, sending messages will suffice.
suffice    [səˈfais] vi 足够

9、how do you distinguish one name from another and prevent the two names from “clashing?”
clash    [klæʃ] vi. 交锋; 冲突

10、Java was able to avoid all of this by taking a fresh approach
approach [əˈprəutʃ] n 方式, 方法

11、util contains a number of classes and you might want to use several of them without declaring them all explicitly. This is easily accomplished by using ‘*’
explicit   [iksˈplisit] adj.   详述的, 明确的, 明晰的  
accomplished [əˈkɔmpliʃt] adj.   聪明的; 有才艺的, 娴熟的