英文關鍵字
baby
belly
birth
black
body
care
child
closeup
concept
device
diagnostic
embryo
equipment
examination
female
fetus
head
health
hospital
human
image
imaging
infant
life
live
medical
medicine
mother
motherhood
pregnancy
pregnant
premature
prenatal
preparation
scan
science
sonar
sonogram
sound
technology
test
ultra
ultrasonic
ultrasound
umbilical
unborn
uterus
woman
womb