VOA慢速英语:牢固的关系等于健康、幸福

comprehensive – adj. including many, most, or all things

longitudinal – adj. done by observing or examining a group of people or things over time to study how one or two particular things about them change

participant – n. a person who is involved in an activity or event

tend – v. to give your attention to and take care of (something or someone)

interview – v. to question or talk with (someone) in order to get information or learn about that person

decline – n. the process of becoming worse in condition or quality

genetic – adj. of, relating to, or involving genes

romantic – adj. of, relating to, or involving love between two people

psychiatrist – n. a doctor who treats mental or emotional disorders : a doctor of psychiatry

empathy – n. the feeling that you understand and share another person's experiences and emotions

bicker – v. to argue in a way that is annoying about things that are not important

instant – n. a very short period of time