a language

• A system of vowels used in a language or dialect
  元音系统用于语言或方言的元音系统
• Constructing a language test evaluation mechanism
  构建科学的语文考试评价机制
• It takes a long time to learn a language , doesn ' t it
  学语言要很长的时间，对不对？
• And the only solution seems to be a language chip
  唯一的解决办法似乎就是语言芯片。
• One can not learn a language well unless one works hard
  学好一种语言非下苦功不可。
• Extracts a class name from a language source file
  从语言源文件中提取类名。
• That contains the language identifier of a language attribute
  属性的语言标识符值。
• It is a language - specific way to perform conversion
  它是执行转换的语言特定的方法。
• It is not an easy thing to master a language
  5要掌握一门语言不是容易的事
• Syntax ： required grammar or structure of a language
  句法：语言所要求的语法或者结构。