Epirb
abbr. 紧急无线电示位标（Emergency Position Indication Radio Beacon）
🗣️ 情景例句
One of my patients has a high fever,
我的一位病人发高烧，
Ignorance of the law excuses no man.
对法律不知不能免罪。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。