first responder
US /ˌfɝːst rɪˈspɑːn.dɚ/
UK /ˌfɝːst rɪˈspɑːn.dɚ/

名词
1.
第一救援人员, 应急响应人员
a person, such as a police officer, firefighter, or EMT, who is among the first to arrive and provide assistance at the scene of an emergency
示例:
•
The first responders arrived at the crash site within minutes.
第一救援人员在几分钟内到达了坠机现场。
•
We must provide better mental health support for every first responder.
我们必须为每一位第一救援人员提供更好的心理健康支持。
在 Lingoland 学习这个单词