disinfection       
noun [ U ] uk/ˌdɪs.ɪnˈfek.ʃən/ us/ˌdɪs.ɪnˈfek.ʃən/
 杀菌,除菌,消毒
the process of cleaning something using chemicals that kill bacteria and other organisms (= very small living things) that cause disease
  Thorough cleaning and disinfection of all surfaces is essential. 对所有表面进行彻底的清洁消毒是必需的。 
 water disinfection products 对水进行消毒的产品 
 See: disinfect
 - More examples
 - These diseases have the ability to withstand traditional methods of sterilization and disinfection.
 - Water and wastewater treatment facilities usually rely on chlorine for disinfection.
 - Any water discharged back into the sea is first subjected to disinfection with ozone.
 - This bacteria is a difficult organism, resistant to disinfection and antibiotics.
 - The pool's filters and disinfection systems were found to be faulty.