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 ...
Hold tight when you ride at the back of your brother's scooter.你坐在你哥哥的摩托车后面时,要抓牢.Would you like to ride my new scooter?你想不想骑我的新滑板车？The scooter dates back to Germany in 1894.速克达的历史要追溯到1894年的德国....
杜克在本月的路易斯安那州长竞选中大败而归。Duke was soundly defeated in this month's Louisiana governor's race.周六米尔沃尔队以6比0大败诺茨郡队。Millwall demolished Notts County 6-0 on Saturday.他们以20比0大败他们的敌手.They whaled their rivals 20 to 0....