表达式: representation; expression的: 4次方是 The fourth power of 2 i ...类型: type; mold; form; cut必须: must; have to; be obliged to ...为: support; stand forinteger: n. 1.【数学】整数 (opp. fraction)。 ...型: mould; model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: type of expression must be boolean; type of expression must be integer表达式的类型: type of expression类型必须是具有ole自动的类: type '' must be a class to have ole automation表达式的: mathml表达式的值: values of expressions表达式类型: type of expression类型表达式: type expression表达式的等价: equivalence of expression表达式的范围: case表达式的简化: simplification of expression表达式的精度: precision in expression工捉式的类型: types of duty表达式的副作用: expression's side effects表达式的值是常量: expression value is constant (evc)表达式的值总是零: expression value is always zero (evaz)符号表达式的项: term in a symbolic expression面向表达式的语言: expression-oriented language