noun🔗Share扬声器，喇叭。 An electromechanical transducer that converts an electrical signal into audible sound."The teacher used the loudspeaker to announce the school's upcoming field trip. "老师用喇叭宣布学校即将举行的郊游。electronicsdevicesoundtechnologymachinecommunicationChat with AIVocabulary GamePractice Reading
noun🔗Share扬声器，喇叭。 An encasing containing one or more loudspeaker devices and usually other electrical equipment such as a driver."The principal made an announcement through the loudspeaker, so everyone in the school could hear. "校长通过扩音喇叭广播通知，这样学校里的每个人都能听到。electronicssoundtechnologycommunicationdevicemachinetechnicalChat with AIVocabulary GamePractice Reading
