VOA慢速英语:美国总统特朗普感染新冠病毒送院治疗

quarantine –n. a period when a person who has a disease is kept way from others to prevent the spread of the disease

positive –adj. showing the presence of a substance like a germ or virus

symptom –n. a change in the body that shows that a disease is present

pandemic –n. the fast spread of an infectious disease over a wide area or large part of the world