if you see something really new for you,and you don't know its specific name ,how could you describe if you see something really new for you, and you don't know its specific name , how could you describe, will you begin with its use, made of which kind of material or other factors that you think will be much easy for listener to understand? really want to know 如果你遇到一些很新的事物，以至于你根本就不知道它的名字，在英语语言国家你会如何描述它，从它的材质 用途开始吗，还有没有其他的因素可以更直接更快地让听者了解你说的是怎么样的一个东西