premature infant

例句：

1. 1. The premature infantwas born too early and has a lotof medical issues.
   这个早产儿出生得太早，有很多医疗问题。
2. 2. Thedoctors said that the prematureinfant would need extra care tosurvive.
   医生说这个早产儿需要额外的照顾才能生存。
3. 3. The premature infant'shealth is closely monitored by the medical team.
   早产儿的健康由医疗团队密切监控。