1. The contractions started coming every five minutes. 子宫开始每隔五分钟收缩一次。
2. Movements of the rib cage for breathing are reduced during sleep, making the contractions of the diaphragm more important. 睡觉期间,胸腔所做的呼吸活动会减少,这使得横膈膜的收缩变得更加重要。
3. The contractions were getting stronger. 宫缩越来越强烈。
4. The contractions were suddenly hard. 突然之间宫缩猛烈起来了。
5. I didn't feel like I was having contractions. 我没有感觉我有收缩。