你向你的秘书口述的速度有多快?How fast do you dictate to your secretary?他向秘书口述一封信.He dictated a letter to his secretary.他不会写,但可以口述.He cannot write but he can dictate....
我们断言理性是人类的属性.We predicate rationality of man.长度是线的属性.Length is predicable of a line.标题属性是对象的简短说明。Caption property is a short description of the object ....