单词	Bertrand-lens
释义	Bertrand-lens 勃氏镜
随便看	shaft to digital shaft top shaft torque shaft torque meter shaft torsional oscillation monitor shaft tower shaft trailed test shaft trunk shaft tube shaft tunnel shaft tunnel alley shaft tunnel ceiling shaft turbine shaft turning gear shaft-turning gear motor shaft turning gear motor shaft turning lathe shaft turning tow axis slant bed machine shaft turning two-axis slant bed lathe shaft type shaft-type governor shaft type governor shaft type sinter cooler shaft type stove shaft vibration 揭斧入渊。揭画皮揭疮疤揭皇榜揭盖子揭短处揭穿西洋镜揭老底揭谜底揭过这一张 second second house secondhouse second life secondlife second opinion second run secret secretary Secret Service