1. save money against retirement (퇴직에 대비해서 돈을 저축하다) 2. with one's back against the railing (난간에 등을 대고) 3. swim against the current (흐름에 거슬러 헤엄치다) 4. She was against buying another car. (그녀는 또다른 차를 사는 것을 반대했다) 5. rise against the tyrant (폭군에 반대하여 봉기하다)
