This is the 16970th most frequent Korean word.
상원의원
Senator.
Here, '상원의원' is used as the subject to describe their action of making an important decision.
상원의원이 중요한 결정을 내렸습니다.
The Senator made an important decision.
In this sentence, '상원의원' represents a specific individual who is actively affirming their stance on a policy.
그 상원의원은 경제 정책을 강력히 지지합니다.
That Senator strongly supports the economic policy.
Here, '상원의원' is used generically to discuss their official responsibilities and duties.