VOA慢速英语:世卫组织称每天有一百万人受到性感染

super-bug – n. bacteria that resists most antibiotic medicines used today

antibiotics – n. a drug that is used to kill harmful bacteria and to cure infections

transmit – v. to cause (a virus, disease, etc.) to be given to others

persistent – adj. continuing beyond the usual, expected, or normal time : not stopping or going away

endemic – adj. growing or existing in a certain place or region

concerted – adj. done in a planned and deliberate way usually by several or many people

global – adj. involving the entire world

charity – n. an organization that helps people who are poor and sick

alarming – adj. to cause (someone) to feel a sense of danger : to worry or frighten (someone)

incidence – n. the number of times something happens or develops : the rate at which something occurs