noun 下载 🔗分享 发射器,传送者 One who or that which transmits something (in all senses). Examples : "The teacher is the transmitter of knowledge in the classroom. " 老师是课堂上知识的传播者。 technology electronics communication device machine signal 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 发射器,发送器 An electronic device that generates and amplifies a carrier wave, modulates it with a meaningful signal derived from speech, music, TV or other sources, and broadcasts the resulting signal from an antenna. Examples : "The radio transmitter in the classroom sent the teacher's instructions to all the students' radios. " 教室里的无线电发射器将老师的指示发送到了所有学生的收音机里。 electronics technology communication device signal machine electric frequency 与AI对话词汇游戏阅读练习