Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
capacity - n. the ability to hold or contain people
mask - n. covering used to cover your mouth
bar - n. a place where alcoholic drinks are served
coop up - phrasal verb, to keep (a person or animal) inside a small space or building for a long time
cavalier - adj. showing no concern for something that is important or serious
pandemic - n. an occurrence in which a disease spreads very quickly and affects a large number of people throughout the world
transmission - n. the act or process by which something is spread or passed from one person to another
surge - n. a sudden or large increase
