理学 元模型体系结构 释 object constraint language; OCL 对象约束语言 一种形式化的模型描述语言。用于描述统一建模语言（UML）模型的细节，既是UML规范的组成部分，也可视为一种独立的语言。
软件工程 释文 object constraint language, OCL 对象约束语言
- executive overhead
- executive procedure in civil suits
- executive state
- executive system
- Executive Yuan
- executor
- exegesis
- Exegetics
- exemplar
- Exemplary Women by Gu Kaizhi
- Exemplary Women of Benevolence and Wisdom
- exemption
- exemption by paying a ransom
- exemptions administration
- exempt somebody from due punishment
- exercice
- exercise
- exercise addiction
- exercise and lipid metabolism
- exercise and physical health
- exercise and prevention of chronic diseases
- exercise and protein metabolism
- exercise and sugar metabolism
- exercise-associated anemia
- exercise-associated hematuria