labor pain造句

1、Doctor: it's the labor pain and it's normal. How long is the interval between contractions?
医生：这是产痛，正常现象。宫缩间隙是多少？

2、Water birth can relieve labor pain and reduce the use of analgesics.
结论水中分娩可以减轻产妇的疼痛，减少镇痛药物的使用。

3、The labor pain and progress of labor were compared.
观察产痛程度、产程进展。