accelerated painless labor的用法和样例：
- Objective: To discuss the effectiveness of Doula painless labor combined with PCEA.
- The rate of painless labor is still very low in Taiwan.Lack of relevant information and discouragement from physicians were partly responsible for the low rate of painless labor.
- Labor epidural anesthesia (LEA) is a widely used technique for pain relief during labor in recent years and is regarded as the development trend of painless labor.
- Latter, one hospital of Guangdong introduces a kind of magical gas, rolled out painless labor service, the person that lets prepare to do mom is OK easy a person's mind enters delivery room.