“嫉妒”两个字发声正好表达了她的嫉妒.The word jealous had revived her jealousy.舌头是发声器官之一.The tongue is one of the vocal organs.他的牙齿因冷而震颤发声.His teeth chattered with cold....
一些马蹄铁形蝙蝠能探测到细微至0.0001千赫的差别.Some Horseshoe bats can detect differences as slight as 0 . 0001 KHz.他们在旁边坐了100种渠道, 各200千赫宽.They sat aside 100 channels, each 200 kilohertz wide.这些无线电波以每秒15千赫的波长发出.These radio waves are coming ...