第 8 单元 A 课

A recycle bin is a container used to collect items that can be recycled, such as paper, plastic, metal, and glass. These bins are typically marked with a recycling symbol and are found in homes, offices, and public places to encourage people to separate recyclable materials from regular trash. Recycle bins are often color-coded or labeled to make it easier to sort different types of recyclable materials. The contents of a recycle bin are later taken to a recycling facility, where they are processed and reused to make new products, helping reduce waste and save resources.

Steel is a strong, durable metal made by combining iron with small amounts of carbon and other elements. It is widely used in construction, manufacturing, and tools because of its strength, flexibility, and resistance to damage. Steel is used to build bridges, buildings, vehicles, and machinery. It can be shaped into various forms, such as sheets, rods, and beams, and can be treated to resist rust or corrosion, making it suitable for both indoor and outdoor uses.

A bottle is a container typically made of glass, plastic, or metal, with a narrow neck and an opening at the top, used for storing and transporting liquids. Bottles come in various shapes, sizes, and designs, each suited for different types of liquids and purposes. Common types of bottles include those used for water, juice, wine, oil, vinegar, condiments, and toiletries, among others. Bottles may have features such as caps, corks, or screw tops to seal the contents and prevent leakage or contamination. They are versatile containers found in households, restaurants, supermarkets, and other retail outlets, used for packaging and storing a wide range of liquids for consumption, cooking, cleaning, and personal care.

A toothbrush is a small, handheld device with bristles used for cleaning and maintaining oral hygiene. It is an essential tool for brushing teeth, removing plaque, and promoting overall dental health. Toothbrushes typically have a handle for gripping and a head with bristles of various lengths and textures. They are designed to reach all areas of the mouth and effectively remove food particles, bacteria, and stains from the teeth and gums.