선발대가 · 선발대를
advance party, advance team
Example
선발대가 먼저 도착해서 캠프를 준비했어요.
The advance team arrived first and set up the camp.
Word parts
선 first+발 depart+대 group
Literally 'the group that departs first'.
Good to know
Pronounced [선발때]; the group that comes later is 후발대.
Related words