胎儿超声波扫描样图      Sample Sonogram

对妊娠三个月的孕妇做超声波检查所得超声波图象显示一个男性胎儿（可以清楚地看到头、躯干和腿显示在兰色椭圆框内）。
This sonogram, taken in the third month of pregnancy, shows a male fetus (head, body and legs are clearly recognizable inside the blue oval).