VOA慢速英语:巴基斯坦小镇艰难应对艾滋病爆发

positive – adj. of or related to the presence or possession of something; evidence that a substance or conditions is present or exists

unintentional – adj. unplanned

kit – n. a set of things or equipment needed for a purpose

proper – adj. the required or correct kind of something

plight – n. a danger or difficult situation