Commercial AM stations operate in the frequency range of 535 to 1605 kHz.商业调幅电台的运作频率范围为535千赫(kHz)到1605千赫.The best known solution to the 4 KHz bottleneck is ISDN.解决4KHz瓶颈最有名的方案是ISDN( 综合服务数据网).Some Horseshoe bats can detec...
再小的细节都逃不过她的眼睛。No detail was too small to escape her attention.我的眼睛肿得很厉害，几乎看不到东西。My eyes were so swollen I could hardly see.他指控她曾威胁要挖出他的眼睛。He has accused her of threatening to gouge his eyes out....
撤换他们吧,接替的也许更不中用.The men who would replace them would probably be even worse.石油枯竭后可接替的液体燃料是什么?After Petroleum is Gone, What Then?惠民南斜坡是胜利油田油气资源接替的新探区.The southern slope of Huimin is a new exploration area for replacement ...