alleviation       
noun [ U ] uk/əˌliː.viˈeɪ.ʃən/ us/əˌliː.viˈeɪ.ʃən/
 缓解
the act of making something bad such as pain or problems less severe
  the alleviation of poverty 缓解贫困(状况) 
 Alleviation of pain is a critical step in a burn victim’s eventual healing and recovery. 疼痛的缓解是最终治愈烧伤者尤为重要的一步。 
 See: alleviate
 - More examples
 - Acupuncture might help with the alleviation of headaches and migraines.
 - Mental relaxation means alleviation of anxiety.
 - The emergency services have experience in flood alleviation.