umbilical clamp造句

例句与造句

1. In Florida, where firefighters now get foundling kits with pacifiers and umbilical clamps, officials counted 11 illegal abandonments and four deaths.
2. In 1932 L鴙set designed an umbilical clamp made of aluminum, complete with seaweed, which later was used for all births in Norway for at least 50 years.
3. It's difficult to find umbilical clamp in a sentence. 用umbilical clamp造句挺难的