trachelism

例句：

1. 1. The woman was diagnosed with a pregnancy complication during her second trimester.
   这位妇女在第二孕期被诊断出患有一种怀孕并发症。
2. 2.The doctor advised the couple to seek medical attention for any pregnancy complications they may have.
   医生建议这对夫妇寻求医疗帮助，以解决他们可能面临的任何怀孕并发症。
3. 3. Pregnancy is a natural process that requires proper care and monitoring.
   怀孕是一个自然的过程，需要适当的照顾和监测。