竹子, or bamboo, is a type of grass that grows in many parts of the world, especially in Asia. It is known for its tall, slender stalks and rapid growth, with some species growing up to 91 cm (35 inches) in a single day. Bamboo is used in various applications, including construction, furniture, and crafts, due to its strength and flexibility. Bamboo plays a significant role in the ecosystem, providing habitat and food for many animals, such as pandas. It is also valued for its sustainability, as it can be harvested without killing the plant, allowing it to regenerate quickly. Additionally, bamboo is used in traditional medicine and as a source of food for humans.