builtupn.组成(建立；装配；积累)adj.组成的(组合的；围建的；组装的)builtadj.有特定体格的；体型美的动词build的过去式和过去分词.built-in variable内部变量built-up sequence组合顺序built-in syllabus内在大纲built up crankshaft可拆卸曲轴built in calibrator机内校准器built like a castle体格健壮的built-up crossing组合式辙叉built-in radiator嵌墙散热器,墙内散热器built-in gas fire嵌墙式煤气炉built-in function库函数