This is the 18583rd most frequent Korean word.
시험발사했다
"시험발사했다" means "test-launched."
시험발사했다 refers to the act of conducting a test launch of an experimental device, in this case, a rocket.
과학자들은 새로운 로켓을 시험발사했다.
The scientists conducted a test launch for the new rocket.
시험발사했다 describes the evaluation process of launching a missile system for testing purposes.
회사는 신형 미사일 시스템을 시험발사했다.
The company carried out a test launch of the new missile system.
시험발사했다 indicates the preliminary operation of launching an unmanned probe for testing and refinement.