1、Dystocia is a medical condition in which there is difficult or prolonged labor during childbirth.

难产是一种在分娩过程中出现困难或持续时间较长的医学状况。

2、The doctor had to intervene to resolve the dystocia and ensure a safe delivery.

医生不得不采取干预措施来解决难产问题，确保安全分娩。