VOA慢速英语:Trump Fires Official Who Refused to Defend Travel Ban

executive order – n. an order that comes from the U.S. President or a government agency and must be obeyed like a law

terminate – v. to take a job away from (someone)

betray – v. to do something that does not agree with (your beliefs, principles, etc.)

pledge – v. to formally promise to give or do (something)

fidelity – n. the quality of being faithful or loyal to a country, organization, etc. (usually + to)

chilling – adj. very disturbing or frightening

act – n. something that is done