utility routine

常见例句

双语例句

• Use constructor chaining instead of creating a common utility routine .
  使用构造函数链而不是创建公用的有用子程序。
• Next, you need to tell the getopt utility routine to look for these options. To do this
  接下来，需要让 getopt 实用程序例程寻找这些选项。
• Second, there is a call to a utility routine to get a "flattened" representation of the document.
  其次，调用一个工具例程来获得文档的 “扁平化” 表示。
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