The additional line exhibits one of my favorite features of Ruby, the code block.
附加的行展现出了Ruby中我最喜欢的特性之一，代码块。
Improving the performance of this loop is very simple and doesn't even require an additional line of code (see Listing 9).
提高循环性能的方法很简单，甚至不需多加一行代码(见清单9)。
It would also contribute to strengthening the global financial safety net and complement existing international arrangements as an additional line of defence.
这也将作为一道增加的防线，为补充现有国际外汇储备安排、加强全球金融安全网做出贡献。
Not all error and warning messages have an additional line of information.
并非所有错误和警告讯息都有额外的一行资讯。
A semicolon will separate the error or warning message from the additional line.
分号会将错误或警告讯息与这个额外行隔开。
The following code will generate an error that has an additional line of information;
下面的代码将生成一个具有附加信息行的错误；
When you compile from the command line, the additional line of information can be appended to the error or warning message.
当从命令行编译时，附加信息行可以追加到错误或警告消息之后。
When you compile from the command line, the additional line of information can be appended to the error or warning message.
当从命令行编译时，附加信息行可以追加到错误或警告消息之后。
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