楼上绝对复制的,BS Silver is a kind of metal,which has silvery white color 。There is few silver in the earth's crust。 now silver is used to making compound metal,chemistry equipments and so on. In the past people use it to make coin, personal ornaments... silver has good electric conductivity and shine 。
英文介绍化学元素银用英文写一篇介绍银的文章什么是银银的由来是谁发明的有什么用处不要直接从网上copy英文请用simple