1·There are individual differences (but no gender differences) in what occurs after this series of regular contractions.
在这些常规收缩之后，个体的反应略有不同(但不属于性别差异)。
2·Between the short, regular contractions that morning, I helped the girls get ready for school.
那天早晨有短暂的有规律的收缩，我帮助女儿们准备好去上学。
3·One thing relativity tells us about is length contractions.
相对论告诉我们的一件事是长度的收缩。
4·Between the short, regular contractions that morning, I helped the girls get ready for school. Once they left, I called my midwife.
那天早晨有短暂的有规律的收缩，我帮助女儿们准备好去上学。她们一离开，我就电话叫来了助产士。
5·For example, if balance of payments crises are not prevented, much sharper contractions would occur in 2009, possibly continuing into 2010.
例如，如果未能防范国际收支危机，2009年就会发生更大幅度的收缩，并有可能一直持续到2010年。