- 相关词组
- aliasing frequency混杂频率;
- acoustic frequency音频;
- high frequencyn.高频率，频繁出现;
- expected frequency[医]期望频率;
- frequency diversity频率分集[分隔];
- audio frequencyn.成音频率，音频;
- very high frequencyn.特高频率(VHF);
- warble infestation牛皮蝇症
- angular frequency角频率;
- warble tone generator颤音发生器
- frequency modulation调频;
- warble tone颤音，啭音，低昂音;
- radio frequencyn.无线电频率;
- frequency allotment频率分配;
- frequency band频带;
- warble rate调频深度;
- ultrahigh frequencyn.超高频率，特高频;
- audible frequency声频;
- frequency allocation频率分配;
- frequency agility频率捷变;
- 今日热词
- 热门搜索
- security n.保护措施;保卫部门;担保;安全;防卫;抵押品;证券;
- landlord n.房东，地主;店主;
- spiritual adj.精神上的;宗教上的;n.灵歌;
- tournament n.锦标赛;
- bark n.吠声;树皮;短促响亮的人声;v.（犬）吠;吼叫;
- file vt.提出（离婚诉讼或其他讼案）;把…归档;用锉锉;发稿，寄给报社;vi.发送（报道给报社）;排成一行行走;提出申请;
- Universiade 世界大学生运动会;
- antique adj.古老的，古代的;过时的，古董的;古时制造的;古风的;n.古玩，古董;古风，古希腊和古罗马艺术风格;
- stomach n.腹部;胃;v.欣赏;吃得下;
- snow n.雪，雪花;积雪;雪季;vt.使纷纷落下;使变白;下雪;被雪覆盖，被雪阻挡;
- earth n.地球;陆地;泥土;兽穴;vt.把（电线）接地;盖（土）;追赶入洞穴;
- bird n.鸟，禽;<俚>少女，姑娘，人，家伙，东西;
