理学 系统兼容性 释 downward compatibility 向下兼容 为旧版本软硬件环境所创建的程序能够在新版本软硬件环境中运行，或者旧版本程序产生的数据和文档能够被新版本程序使用。又称向后兼容（backward compatibility）、回溯兼容。
软件工程 释文 downward compatibility 向下兼容
- colloid model of condensed matter physics
- colloid solutions
- colloid stability
- colloid thruster
- collophore
- colloquialism
- colloquial name
- colloquial pronunciations of the characters
- collostruction
- collotype printed edition
- collotype printing
- collum
- collumn diameter
- collusion
- collusion-proof
- collusive bidding behavior
- colluvial soil mass
- collybia albuminosa
- collyriums
- Collège de France
- colmascope
- colmonoy
- colocal coalgebra
- colocalization
- colocally finite group