VOA慢速英语:正常的坏心情还是抑郁？

transition – n. a change from one state or condition to another

hormone – n. a natural substance that is produced in the body and that influences the way the body grows or develops

mood – n. an emotional state of mind or feeling

irritable – adj. fiery or testy; easy to anger

poll – n. a public opinion study

symptom – n. a change in the body or mind which indicates that a disease is present
role – n. expected behavior

peer – n. someone of equal standing

check – v. to ask around; to inspect or examine

hotline – n. a direct telephone line for getting help in an emergency; a telephone service available to the public for some specific purpose