- 高阶层 gāojiēcéng upper classupper class or higher level in a social or organizational hierarchy
- 高阶程式语言 gāojiēchéngshìyǔyán high-level programming languageA computer programming language designed to be easy for humans to read and write; it must be translated into machine code to be executed by a computer.
- 高阶语言 gāojiēyǔyán high-level language(computing) A programming language designed to be easy for humans to read and write; used primarily in Taiwan, Hong Kong, and Macau.