英文關鍵字
abortion
baby
child
childbirth
computer
display
embryo
equipment
expecting
fertility
fetus
foetus
gynecology
image
inspecting
live
medical
modern
monitor
newborn
obstetrics
pediatrics
photo
picture
placenta
pregnancy
pregnant
premature
prenatal
procedure
scan
scanning
screen
screening
sonography
supersonic
technology
tiny
ultrasonic
ultrasound
unborn