솔루션 - 중상급 - 유닛 8 - 8C

to improve a machine, computer system, etc. in terms of efficiency, standards, etc.

업그레이드하다

to write something differently, often in order to improve it

다시 쓰다

opposed to or against the government or its policies, actions or authority

반정부의

happening in or between more than one country

국제적인

to demand too high a price for goods or services

과다 청구하다

to say a word or words incorrectly, especially with regards to the proper pronunciation

잘못 발음하다

to regard something or someone as smaller or less important than they really are

과소평가하다

a person who previously held the position of president in a government or organization

전직 대통령