aerial[ˈeəriəl] adj.空气的;航空的，空中的;空想的;

broadcast[ˈbrɔ:dkɑ:st] vt.广播;播放;使广为人知;尤指用手播（种）;

broadcasting[ˈbrɔ:dkɑ:stɪŋ] n.（电台、电视台的）广播，播放;（电台、电视台）广播员的职业;

broadcasting station[ˈbrɔ:dˌkɑ:stɪŋ ˈsteiʃən] 电台;

earphones[ˈɪəfəʊnz] n.耳机;耳机，听筒( earphone的名词复数 );

echo chamber[ˈekəu ˈtʃeimbə] 回响室;

erasing head[ɪˈreɪzɪŋ hed] 抹音磁头;抹磁头;

frequency modulation[ˈfri:kwənsi ˌmɔdjuˈleiʃən] 调频;

hi-fi[ˈhaɪ faɪ] n.高度保真（性）;高度保真的音响装置;=high fidelity;

high fidelity[hai fiˈdeliti] 高保真;

indoor aerial[ˈindɔ: ˈɛəriəl] 室内天线;

interference[ˌɪntəˈfɪərəns] n.干涉，干扰，冲突;介入;妨碍，打扰，阻碍物;冲突，抵触;

kilocycle['kɪləʊˌsaɪkl] n.千周;

live broadcast[liv ˈbrɔ:dkɑ:st] 直接广播;

long wave[lɔŋ weiv] 长波;

loudspeaker[ˌlaʊdˈspiːkə(r)] n.扩音器，扬声器;喇叭;扬场器;

medium wave[ˈmi:djəm weiv] 中波;

microphone[ˈmaɪkrəfəʊn] n.扩音器，麦克风;话筒;

network[ˈnetwɜːk] n.网络;网状物;网状系统;广播网;

playback head[ˈpleibæk hed] 放音磁头;读头;

rebroadcast[ri:'brɔ:dˌkɑ:st] v.& n.转播，重播;

recorded broadcast[rɪˈkɔːdɪd ˈbrɔːdkɑːst] 录音后广播;录播;

recorded transmission[rɪˈkɔːdɪd trænzˈmɪʃn] 录音后广播;

recording head[rɪˈkɔ:dɪŋ hed] 录音磁头;刻纹头;

recording studio[rɪˈkɔ:dɪŋ ˈstju:diəu] 录音棚;

short wave[ʃɔ:t weiv] 短波;

sound engineer[saund ˌendʒiˈniə] n.录音师;

sound recording[saund rɪˈkɔ:dɪŋ] 录音;

sound technician[saund tekˈniʃən] 录音师;

tape recorder[teip riˈkɔ:də] n.磁带录音机;