verb🔗Share包囲する (警察)(of the police) To contain demonstrators in a confined area."The police were kettling the protesters in the park, preventing them from leaving. "警察は公園でデモ参加者を包囲し、彼らが立ち去るのを阻止した。policegovernmentlawpoliticsactionChat with AIVocabulary GamePractice Reading
noun🔗Share包囲A crowd control technique, used by police, where a hostile group of protesters or rioters are surrounded and not allowed to disperse, sometimes with the use of temporary fencing to corral and isolate portions of the group."The police used kettling to contain the protestors in the park after the march turned violent. "デモ行進が暴力的になった後、警察は公園内の抗議者を包囲するために包囲戦術を使用した。policegovernmentpoliticslawactiongroupsocietyChat with AIVocabulary GamePractice Reading
noun🔗Shareケトル現象The situation where water gets trapped in the heat exchanger of a boiler (e.g. due to limescale build-up), resulting in knocking sounds as it turns into expanding steam."The loud kettling from the boiler this morning woke up the whole family; we need to call a plumber to check for limescale. "今朝、ボイラーからの大きなケトル現象で家族全員が目を覚ましました。スケールがないか確認するために、配管工を呼ぶ必要があります。utilitytechnologysoundbuildingmachineenergytechnicalsystemdeviceprocessconditionChat with AIVocabulary GamePractice Reading
