This is the 878th most frequent Korean word.
명을
"명을" is the object form of "명," which is a counter for people in Korean.
In this sentence, '명의' is paired with '이름' (name) to express the number of people whose names are added.
이번 여행에 함께 가는 명단에 두 명의 이름이 추가되었습니다.
Two names have been added to the list for this trip.
Here, '명의' is used with '등산객' (hikers) to denote the number of individuals being referred to.
구조대는 세 명의 등산객을 구조했습니다.
The rescue team saved three hikers.
Here, '명의' is used to indicate a specific number of people in association with a noun, '직원' (employees).