Epirb
abbr. 紧急无线电示位标（Emergency Position Indication Radio Beacon）
🗣️ 情景例句
Have a nice weekend.
周末快乐。
Draw not your bow till your arrow is fixed.
事未齐备，切莫妄动。
Fortunately, nothing was found and five hours later we were able to take off again.
幸运的是，什么也没有找到。5个小时后，我们又起飞了。