Tropical storm 热带风暴tropical storm Ebb away 衰退,渐逝ebb away Power line 输电线power line Warning system 报警系统warning system Traffic safety 交通/行车安全traffic safety Early warning 早期预警early warning Densely-populated 人口密集的densely-populated Evacuation 撤离、疏散evacuation Coastal areas 沿海地区coastal areas |