preserver
🇺🇸
/prɪˈzɜːrvər/
🇬🇧
/prɪˈzɜːvə(r)/
someone who keeps something from changing or being damaged
The lifeguard is a preserver of swimmers' safety at the beach.
구조원은 해변에서 수영객의 안전을 보호하는 사람입니다.
a chemical that stops wood from rotting
The woodworker applied a preservative to protect the fence from insects and weather.
목공은 벌레와 날씨로부터 울타리를 보호하기 위해 보존제를 바르었습니다.