相关单词同义词ultrasonic, transsonic, ultrasonic wave, ultrasound wave, 近义词 ultrasonic 超声波的反义词subsonic, 比音速稍慢的...sonic, 音波的临近词superstition, supersede, supersonics, supersonicly, supersonic age, supersonic jet, supersonicwave, supersonic drag, Supersonic STOL, supersonic wing, supersonic area, supersonic wave相似词supersaver, superscript, supersede, supersize, superstar, superstate, superstition, superstitious, 返回 supersonic