reliever [rɪ'li:və]

例句:

• The liquid was Lidocaine, a pain reliever.
  来自NEWYORKER
• I think I can take most medicine except for strong pain reliever.
  除了止痛片以外大多数药我都可以服用.
  
• Other medicines are also available - include long - acting reliever and preventer tablets.
  还有一些其他的 长效 的缓解类和预防类药物的片剂.
  
• Crying can be a great stress reliever.
  哭是一种很好的减压方式.
  
• Just about every reliever who came in Sunday contributed.
  来自WSJ
• Carry on using the reliever every minute until help arrives.
  来自BBC