VOA慢速英语:Clinton and Trump Meet for First Presidential Debate

ISIS - n. short for the Islamic State militant group

role – n. a part that someone or something has in a particular activity or situation (usually + in)

return – n. a report that you send to the government about the money that you have earned and the taxes that you have paid in one year

delete – v. to remove (something, such as words, pictures, or computer files) from a document, recording, computer, etc.

hesitate – v. to be unwilling to do something because of doubt or uncertainty

counterpunch – v. to hit someone quickly after they have hit you or criticized you

frustrate – v. to cause (someone) to feel angry, discouraged or upset because of not being able to do something

focus – n. a subject that is being discussed or studied; the subject on which people's attention is focused (usually singular)

keep track of – expression to follow; to understand; to be aware of how something is changing, what someone is doing, etc.

phony – n. a person who pretends to be someone else or to have feelings or abilities that he or she does not really have; a person who is not sincere

inclined – v. to think or to cause (someone) to think that something is probably true or correct (followed by to + verb)

assertive – adj. confident in behavior or style

adept – adj. very good at doing something that is not easy

topic – n. someone or something that people talk or write about

sideline – n. the space outside the area where a game is played on a field or court (usually plural); often used figuratively