맺고서

In a sentence

• 그들은 협력을 맺고서 프로젝트를 시작했다.

  They formed a cooperative agreement and began the project.

  Here, "맺고서" is used to indicate the action of forming (협력을 맺다) an agreement and then doing the subsequent action (starting the project).

• 계약을 맺고서 방을 예약했다.

  After signing the contract, they reserved the room.

  In this sentence, "맺고서" shows the sequence where a contract (계약을 맺다) precedes the reservation of the room.

• 그녀는 관계를 맺고서 책임감을 느꼈다.

  She formed a relationship and felt a sense of responsibility.

  This usage of "맺고서" emphasizes the establishment of a relationship (관계를 맺다) followed by the emotional response (feeling responsibility).