VOA慢速英语:Mosquito-Borne Viruses Spread Across the World

incapacitate – v. to make (someone or something) unable to work, move, or function in the usual way

foothold – n. a position that makes it possible to begin an activity or effort

tropical –adj. characteristic of a region or climate that is frost-free with temperatures high enough to support year-round plant growth given sufficient moisture

temperate –adj. having temperatures that are not too hot or too cold

climate – n. the usual weather conditions in a particular place or region

Does chikungunya or dengue have a foothold where you live? Let us know in the comments sections.