单词	衔辛
释义	衔辛 xián xīn心懷辛酸。
随便看	Ultrasonicvisualization ultrasonic visualization ultrasonic vitreous silica delay line ultrasonic vortex ultrasonic vortex flowmeter ULTRASONIC VULCANIZATION OF NATURAL RUBBER ultrasonic walking aid ultrasonic ware ultrasonic washbasin ultrasonic washer ultrasonic washing ultrasonic washing machine ultrasonic washing unit ultrasonic water gauge ultrasonic water-immersion focusing ultrasonic water level gauge Ultrasonic water level meter ultrasonic water path scanner ultrasonic wav Ultrasonicwave ultrasonic wave ultrasonic-wave ultra sonic wave ultra-sonic wave Ultrasonic wave activation