VOA慢速英语:俄罗斯谴责美国新制裁属于“非法”行为

sanction – n. an order given to limit or stop trade under international law

demonize – v. try to make a person or group seem very bad

ultimatum – n. a statement that you will do something that will affect someone badly if they do not do what you want

constructive – adj. serving a helpful or useful purpose

alleged – adj. said or thought by some people to be true, but without specific proof

lethal – adj. able to cause or causing death

reckless – adj. showing a lack of care about risks or danger