police line meaning in Chinese

警察封锁线
警方封锁线

At virtually the same moment the crowd of demonstrators in the hotel forecourt had rushed the police line and broken them .
几乎就在同一时刻，饭店前院里冲击警察防线的示威者突破了防线。
Besides , it looks cool . walking through the police line
而且，穿越警戒线时看起来很酷
Individuality . great in everything except police line ups
有形。都是好的，除非它会是使警方热线更忙。
Hey ! draw a police line
你过来，设个警戒线