YSK: Boom barriers at railway crossings and parking lots are designed to be driven through in emergencies
from /r/YouShouldKnow
YSK:铁路交叉口和停车场的吊杆障碍物被设计成可以在紧急情况下开过去的。
YSK:铁路交叉口和停车场的吊杆障碍物被设计成可以在紧急情况下开过去的。
YSK: Boom barriers at railway crossings and parking lots are designed to be driven through in emergencies
from /r/YouShouldKnow