reliever
🇺🇸
/rɪˈliːvər/
🇬🇧
/rɪˈliːvə(r)/
A person or thing that helps to make a bad situation better or less painful.
The new medicine acted as a reliever for his headaches.
新药对他的头痛起到了缓解作用。
A baseball player who comes in to pitch after the starting pitcher.
The team's best reliever was called in to finish the game.
球队最好的中继投手被叫来完成比赛。