Cách sử dụng
The word 'invertebrate' is used to describe any creature that does not have a backbone, such as insects, spiders, snails, and jellyfish. It is often used in biology or science class to classify animals, as knowing whether an animal has a backbone is an important way to understand its characteristics and behavior. If you are learning about different types of animals, or if you are studying biology, you may hear this word used to describe certain groups of creatures.