VOA慢速英语:美国削减对中美洲的援助可能会适得其反

backfire – v. to have the opposite result of what was desired or expected

triangle – n. a shape that is made up of three lines and three an

gang – n. a group of criminals; a group of young people

counterproductive – adj. not helpful; making the thing you want to happen less likely to happen

instability – n. the state of being likely to change