Meaning and Usage
The term 预警 (yùjǐng) refers to an advance warning or alert issued to notify people about potential dangers or problems. It is commonly used in contexts such as weather forecasts, technical systems, public health, and safety management.
Common Contexts
- Meteorology: issuing warnings about storms, typhoons, or other natural disasters.
- Technology: alerting about system errors or malfunctions before they occur.
- Public safety and health: warning about epidemics or other emergencies.
Collocations and Patterns
- 发布预警 (fābù yùjǐng): to issue a warning.
- 预警系统 (yùjǐng xìtǒng): warning system.
- 预警措施 (yùjǐng cuòshī): warning measures.
Usage Notes
When using 预警, the emphasis is on early notification to allow preparation or prevention. It is more formal and technical than just a simple warning (警告). Avoid confusing 预警 with 警告; the former implies advance notice, while the latter can be immediate or retrospective.
Summary
Use 预警 when talking about official or systematic early warnings designed to prevent or mitigate risks. It is a useful term in news reports, official announcements, and technical alerts.