VOA慢速英语:US Secret Service Director Resigns

security – adj. freedom from danger or harm; protecting

jump – v. to push down on the feet and move up quickly into the air

suspect – v. to imagine or believe that someone is guilty of something bad or illegal

suspect - n. a person believed to be guilty

hatchet – n. a small axe; a tool used for cutting wood

breach – n. breaking or failing to obey a law or agreement