flash flood
复数形式
flash floods
1
山洪暴发, 骤发洪水
a sudden and rapid flooding of a normally dry area, often caused by heavy rainfall or the sudden release of water
- The desert experienced a flash flood after a torrential downpour, transforming dry riverbeds into rushing streams.
沙漠在暴雨之后经历了山洪暴发，将干涸的河床变成了湍急的溪流。
- Residents were evacuated as a flash flood warning was issued due to the overflowing river after intense rainfall.
由于强降雨后河流泛滥，发布了山洪警告，居民被疏散。
- Hikers should be cautious of the potential for flash floods in canyons during and after heavy rainstorms.
徒步旅行者应警惕在暴雨期间和之后峡谷中可能发生的山洪暴发。
- The urban drainage system struggled to handle the unexpected volume of water during the flash flood.
城市排水系统在山洪暴发期间难以处理意料之外的水量。
- Flash floods can occur with little warning, making it essential to stay informed about weather conditions in vulnerable areas.
山洪暴发可能几乎没有预警就发生，因此了解脆弱地区的天气状况至关重要。