sonogram

音标发音

Her heartbeat is now strong enough to register on a sonogram.
她的心跳现在强劲到可以在声波图上显示出来了。
Within hours the sonogram had providedgood news and we had selected a more experienced doctor.
几个小时过后，我们得知超声波的检查结果十分乐观，之后又挑选了一位经验丰富的医生。另外，我们开始与家人分享这个好消息。
While you may not be able to hear the heartbeat through a sonogram or Doppler for a few weeks yet when you finally do the rapid staccato beats will be concrete evidence of the life inside you.
在几周内，你可能还不能够通过声波图或者多普勒超声听到婴儿的心跳，但当你最终听到时，那快速的断断续续的节奏巩固你身体里有个小生命的证据。

On the day of the twenty-week sonogram, perhaps, you learn that your child has foreshortened limbs.
NEWYORKER: Little Strangers
And Tecnologia Humana 3D is using sonogram data to 3D print miniature models of unborn babies for their parents to hold.
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By night and on weekends he gave himself to science, avidly pursuing sound wave experiments with Wood that led ultimately to the development of sonogram technology.
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an image, especially of a baby that is still inside the womb, that is produced by ultrasound (= sound waves)

a three-dimensional representation of a sound signal, using coordinates of frequency, time, and intensity

语图
Wavelet analysis method is applied to denoise call signals, detect pitch and improve sonogram. The optimum parameters of wavelet denoise are obtained.
将小波分析方法引入到鸣声信号的消噪、基音周期检测和语图的改进中。
声波图