noun🔗Share警察，警员，公安。 One who enforces."The policeman enforced the school's new rule about cell phone use during class. "这位警员执行了学校关于课堂上使用手机的新规定。policejobpersonChat with AIVocabulary GamePractice Reading
noun🔗Share告密者, 线人 The member of a group, especially of a gang, charged with keeping dissident members obedient."The policeman in the student gang ensured all members attended study sessions. "这个学生团伙里的告密者确保所有成员都参加学习会。policegroupjoborganizationChat with AIVocabulary GamePractice Reading
noun🔗Share球场恶霸，打手 A player tasked with physically intimidating or confronting the opposition."The football team's policeman was always the first to tackle the opposing team's star running back. "这支足球队的球场恶霸总是第一个去铲对方队的明星跑锋。sportpersonChat with AIVocabulary GamePractice Reading
noun🔗Share警察，警员 A member of a police force, especially one who is male."The policeman stopped the car at the school crossing. "那位男警察在学校的十字路口拦下了那辆车。policejobpersongovernmentChat with AIVocabulary GamePractice Reading
noun🔗Share玻璃棒 A glass rod capped at one end with rubber, used in a chemistry laboratory for gravimetric analysis."The chemistry student carefully used the policeman to transfer the precipitate to the filter paper. "那个化学系学生小心地用玻璃棒把沉淀物转移到滤纸上。chemistryutensilsciencedeviceChat with AIVocabulary GamePractice Reading
noun🔗Share珂灰蝶，褐灰蝶 Any skipper of the genus Coeliades."The butterfly expert identified the specimen as a policeman. "那位蝴蝶专家鉴定出这个标本是珂灰蝶/褐灰蝶。animalinsectChat with AIVocabulary GamePractice Reading
