reciprocate
🇺🇸
/rɪˈsɪprəkeɪt/
🇬🇧
/rɪˈsɪprəkeɪt/
to give the same feelings, actions, or help in return
They wanted to reciprocate the kindness that had been shown to them.
그들은 그들에게 보여준 친절에 보답하고 싶었습니다.
to move back and forth in a straight line
The piston reciprocated inside the cylinder.
피스톤은 실린더 내에서 왕복 운동을 하였다.