round·up /ˈraʊnˌdʌp/
驅集,召募,被驅集一起的家畜
roundup
n 1: the activity of gathering livestock together so that they
can be counted or branded or sold
2: a summary list; as in e.g. "a news roundup"
3: the systematic gathering up of suspects by the police; "a
mass roundup of suspects"