缺: be short of; lack类型: type; mold; form; cut表达式: representation; expression缺有序类型: error 29 ordinal type expected缺有序类型变量: error 104 ordinal variable expected类型表达式: type expression混合类型表达式: mixed mode expression有序类型: ordered type混合类型表达式生成代码: generating code for mixed expression实型表达式: real expression整型表达式: integer expression混合型表达式: mixed type expression缺整型表达式: error 38 integer expression expected小项型表达式: minterm-type expression表达式类型: type of expression表达式的类型: type of expression缺整型或实型表达式: error 79 integer or real expression expected表达式数据类型: expression data type序类型: order type线性有序类: linear order; linearly ordered class类型表: type list表达式的类型必须为: type of expression must be boolean; type of expression must be integer表达式的类型必须为boolean型: type of expression must be boolean表达式的类型必须为integer型: type of expression must be integer表达式: representation; expression◇表达式求值 evaluation of expression