They are used to managing emergency sites and know where everyone is working at all times so that if there is an accident (explosion, building collapse) it is easier to reach the trapped person (s).
他们对突发事件现场控制有经验，且知道每个人在哪里一直工作，所以如果有事故发生，如爆炸、建筑物坍塌，会更容易寻找到被困的人们。
It takes an emergency vehicle an average of 15 seconds to go one block in the N-S direction and 20 seconds in the E-W direction.
应急车辆驶过一条南北向的街道平均要花15秒，而通过一条东西向的街道平均要花20秒。
It takes an emergency vehicle an average of 15 seconds to go one block in the N-S direction and 20 seconds in the E-W direction.
应急车辆驶过一条南北向的街道平均要花15秒，而通过一条东西向的街道平均要花20秒。
应用推荐