单词	雪云
释义	雪云 xuě yún降雪的阴云。雪雲
随便看	ultrasonic parametric resonance ultrasonic particle monitor ultrasonic particle sizer ultrasonic peak-welding Ultrasonic peening ultrasonic peening treatment ultrasonic pelvimetry Ultrasonic penetration ultrasonic pen inductance input units ultrasonic pen pointer ultrasonic pen table ultrasonic pen tablet ultrasonic pen-tablet ultrasonic perforating ultrasonic perforating machine ultrasonic perforation ultrasonic periodontal vibrator ultrasonic phacoemulsification ultrasonic phacoemulsifier ultrasonic phacofragmentor ultrasonic phased array ultrasonic phased-array ultrasonic phased array technology ultrasonic phenomena ultrasonic phonophonesis