登录
a material that is elastic, water-resistant, and often used in various products such as tires, gloves, and erasers
橡胶
the hard material that the trunk and branches of a tree or shrub are made of, used for fuel or timber
木
strong material made from animal skin and used for making clothes, bags, shoes, etc.
皮革
a usually solid and hard substance that heat and electricity can move through, such as gold, iron, etc.
金属
the thin sheets on which one can write, draw, or print things, also used as wrapping material
纸
a light substance produced in a chemical process that can be formed into different shapes when heated
塑料
a hard, white, translucent ceramic material that is known for its strength, durability, and translucency
瓷
a metallic alloy that is made primarily of copper, with varying proportions of other metals such as tin, zinc, or nickel
青铜
soft and white material that comes from a plant called cotton and is used to make clothing
棉
strong cotton cloth that is usually blue in color, particularly used in making jeans
牛仔布
a metallic chemical element with a silvery-gray appearance, widely used for making tools, steel, buildings, and various industrial products
铁
a type of fabric that is stretchy and used to make tight fitting clothes such as athletic wear
莱卡纤维
