description的形容词形式是？

　　Police have issued a description of the gunman.

　　警方发布通告，描述了持枪歹徒的特征。

　　We had only a vague description of the attacker.

　　我们只有那个袭击者的粗略描述。

　　That's a good description, Mrs. Drummond. You're very observant.

　　描述得很好，德拉蒙德太太。你很善于观察。

　　Plainly, a more objective method of description must be adopted.

　　显然，必须采用一种更客观的描述方法。

　　'Scared stiff' is an apt description of how I felt at that moment.

　　“吓得呆若木鸡”是对我当时感受的贴切描述。