umbilical line

例句：

1. 1. The baby's umbilical line was wrapped tightly to prevent infection.
   为了预防感染，婴儿的脐带被紧紧包裹。
2. 2.During labor, the doctor carefully monitored the umbilical line to ensure proper blood flow.
   在分娩过程中，医生仔细监测了脐带以确保血液流动正常。
3. 3.After birth, the umbilical line is removed and the baby is allowed to feed on its own.
   出生后，脐带会被移除，宝宝可以自己进食。