worsen [ˈwɜ:rsn]

例句:

• We were worried that one tiny jolt could worsen her injuries.
  我们担心稍微颠簸一下就可能会使她的伤势恶化。
  
• These options would actually worsen the economy and add to the deficit.
  这些选择实际上只会造成经济形势更加恶化，赤字愈见增加。
  
• Social and economic problems can only worsen.
  社会问题和经济形势每况愈下.
  
• In six months the situation is going to worsen.
  来自VOA
• Without intervention, the problem will likely worsen.
  来自SA
• Extending patent protection would only worsen that situation.
  来自WSJ