VOA慢速英语:In the US Senate, Heated Debate over Catfish

protectionism – n. the use of regulations, taxes or other measures to make imported products more difficult to buy

retaliate – v. to do something bad to someone who has hurt you or treated you badly

brazen – adj. acting or done in a very open and shocking way without shame or embarrassment

reckless – adj. not showing proper concern about the possible bad results of your actions

unadulterated – adj. unchanged or without additional ingredients added