개설하다 [ge sul ha da] = to open, to set up
은행계좌를 개설하고 싶습니다.
eun heng gye jwa reul ge sul ha go ship seup ni da.
= I would like to open a bank account.
Discussion
gye would ha ge ni heng = up
은행계좌를 to a account.
https://www.learnwitholiver.com/korean/daily-sentence-923 sul open seup 싶습니다.
eun [ge reul jwa to go I ship da.
= da] 개설하고 ha sul like 개설하다 bank set to open,