경찰 조직의 구성원으로서 공공의 질서 유지와 범죄 예방을 담당하는 남성 경찰관.
A male member of a police force responsible for maintaining public order and safety.
예문:
"The policeman helped the lost child find his parents in the crowded park."
"A policeman signaled for the speeding car to pull over to the side of the road."
화학 실험에서 비커나 플라스크 내벽에 붙은 침전물을 긁어내어 옮기기 위해 유리 막대 끝에 고무 팁을 끼운 도구.
A laboratory tool consisting of a glass rod with a rubber piece at the end, used for scraping precipitates.
예문:
"Gently scrape the residue from the beaker using a rubber policeman."
"The lab technician cleaned the glass rod and replaced the tip of the policeman."