painkiller [ˈpenˌkɪlɚ]

例句:

• Yet Gerard received no relief except for ibuprofen, a mild painkiller.
  然而Gerard使用的镇痛药只有非常温和的布洛芬.
  
• I shall persuade him to take the painkiller.
  我将说服他把药吃下去.
  
• You can pre-empt pain by taking a painkiller at the first warning sign.
  刚出现征兆时，就服用止痛片来预防疼痛。
  
• Then the scientists gave them a powerful painkiller, without telling them.
  来自VOA
• Methadone is a long-acting synthetic painkiller that mimics the effects of heroin, but is less addictive.
  来自BBC
• TV is an emotional euphoric, or emotional painkiller; and it causes depression and anxiety.
  来自SA