영단어 암기 3개월! 17일차 썸네일형 리스트형 [영단어] 하루에 5개이상 Study Challenge - 10/15/2020 1. ahead of pack - to be more successful than the dompetition - i.e.) if we want to stay ahead of pack, we will have to increase our marketing budget. 2. back to square one - to start something over again because a previous attempt failed - i.e.) to make this software finally work, we have to go back to square one 3. by the book - to do things exactly according to the rules or the law - i.e.) we.. 더보기 이전 1 다음