VOA慢速英语:世界贸易组织失去争端解决机构

appellate - adj. having the power to review and change the decisions of a lower court

panel –n. a group of people who answer questions, give advice or provide an opinion about an issue

tariff – n. a tax on goods coming into or leaving a country

sanctions – n. an action that is taken or an order that is given to force a country to obey international laws by limiting or stopping trade with that country, by not allowing economic aid for that country

global - adj. involving the entire world

challenge – n. a difficult task or problem

blow –n. something that is done against something or that causes damage to something