hos·pi·tal·i·za·tion
noun/ˌhɒspɪtəlaɪˈzeɪʃn/
/ˌhɑːspɪtələˈzeɪʃn/
(British English also hospitalisation)
[uncountable]- the fact of having to stay in a hospital for treatment
送（某人）入院治疗 - a long period of hospitalization
长期住院
- a long period of hospitalization