Citing the airline industry, he said full service carriers were operating on legacy software written 30 years ago.
谈到航空领域，Brett表示传统航空公司采用的是30年前编写的软件。
The goal of a reengineering project is to restructure a legacy software system so that some of its quality attributes are improved.
再造工程项目的目标是重新构造遗留软件系统，以便提高一些质量属性。
One of the key problems in reverse-engineering a legacy software system is to understand the code and build an architectural representation of it.
将遗留软件系统逆向工程中的关键问题之一是了解代码并构建其架构表示。
Sarbanes-Oxley introduced new reporting requirements that didn't exist before, and legacy software had to be retrofitted to support these new regulations.
Sarbanes-Oxley引入了新的以前不存在的报告要求，而且为了支持这些新规则，必须对遗留软件进行翻新。
Sarbanes-Oxley introduced new reporting requirements that didn't exist before, and legacy software had to be retrofitted to support these new regulations.
Sarbanes-Oxley引入了新的以前不存在的报告要求，而且为了支持这些新规则，必须对遗留软件进行翻新。
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