block code ![添加此单词到默认生词本](http://www.dict.li/user/images/new_vocabulary.gif)
[计] 分组码
- A function is a reusable code-block that will be executed by an event, or when the function is called.
函数是可再用的代码块,可以在事件触发或是被调用时来执行。 - Exceptions are a means of breaking out of the normal flow of control of a code block in order to handle errors or other exceptional conditions.
异常就是为了处理出错或者处理其它意外情况而中断代码块的正常控制流。 - An exception is raisedat the point where the error is detected; it may be handledby the surrounding code block or by any code block that di
异常在错误被检测到的位置被抛出.它可以被其周围相关代码的处理,或者错误发生处直接或间接调用的代码块处理.
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