megaphone
🇺🇸
/ˈmeɡəfəʊn/
🇬🇧
/ˈmeɡəfəʊn/
A tool that makes your voice louder and can be held in your hand. It's usually used outdoors.
She used a megaphone to make sure everyone in the park could hear the announcement.
그녀는 공원에 있는 모든 사람이 발표를 들을 수 있도록 메가폰을 사용했습니다.