fetus

n. 胎,胎儿

The medical study and treatment of the fetus, especially within the uterus.

胎儿学尤指对子宫内的胎儿的医学研究和治疗

Diagnostic imaging in which ultrasound is used to visualize an internal body structure or a developing fetus.

超声波扫描术利用超声波来显示耳体结构或胚胎发育情况的诊断用的成像法