VOA慢速英语:小鲨鱼在温暖的海洋中艰难求生存

adjust – v. to change in order to work or do better in a new situation

decorations – n. a medals or awards given to someone for doing something brave or honorable such as fighting bravely in a war

exemplify – v. to be a very good example of something; to show something very clearly

immune – adj. not capable of being affected by a disease

resilient – adj. able to become strong, healthy, or successful again after something bad happens

species – n. a group of animals or plants that are similar and can produce young animals or plants

stable – adj. in a good state or condition that is not easily changed or likely to change

vulnerable – adj. easily hurt or harmed physically, mentally, or emotionally