translation.en: Here is an example of an abdominal ultrasound, and also a cardiac echo, which can be sent wireless, and then there's an example of fetal monitoring on your smartphone.
translation.zh: 这里有三个范例，一个是关于腹部超声的 第二个可以通过无线传输心脏超声 第三个可以用你的智能手机进行胎儿监控