Rong Sheng from the school's safety department said, "In the past, our school safety guards had to stand in the middle of the road after school to stop the cars."
该校安全部门的荣生表示：“过去，我们学校的保安在放学后不得不站在路中间阻止汽车。”
2
Stop as quickly as safety permits and stay in the vehicle.
尽快停车，以保证安全，呆在汽车里。
3
For many medicines, and particularly complex products, safety monitoring does not stop at the manufacturing stage.