VOA慢速英语:美国各地夜间燃放烟花引起公众关注

gone up in smoke –idiom to be destroyed by, or as if by, burning

off the hook –idiom without restraint or reserve

blow off steam –idiom to calm down and get rid of energy or anger by doing something active

complaint –n. an official report of someone has done something wrong

intimidate –v. to make (someone) afraid

coordinated –adj. organized well by a group