Conclusions High risk fetus with trisomy 13 and 18 can be detected by routine ultrasound examination, the prenatal diagnosis rate of fetul abnormaly can be increased by prenatal ultrasound study.是什么意思_Conclusions High risk fetus with trisomy 13 and 18 can be detected by routine ultrasound examination, the prenatal diagnosis rate of fetul abnormaly can be increased by prenatal ultrasound study.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句