last menstrual period

The menstrual flow was regular before pregnancy , and the last menstrual period was clear , besides the actual gestational weeks could be confirm by ultrasound detection . ( 3 ) the 28 ~ 41 weeks gestation women were informed and agreed the vaginal secretions examination .

平素月经规律，能详细记录末次月经日期，并且实际孕周与超声孕周相符。（3）妊娠28～42周的孕妇进行生殖道分泌物检测者。

According to the first day of last menstrual period of the calculation pre-production , was not sufficiently precise .

按末次月经第一天起计算预产期，本来就不够精确。

When was your wife 's last menstrual period ?

你妻子上一次例假是在什么时候？

But the authors and other experts also noted that gestational age is an educated guess , based on women 's recollection of their last menstrual period and estimated fetal size .

但是，论文作者和其他专家也指出，胎龄只是一个有根据的推测，根据的是孕妇对自己最近一次月经来潮日期的回忆，以及所估计的胎儿大小。

She acknowledges that for women whose last menstrual period was Feb.4 , tomorrow is most likely an ovulation day , making it the perfect time to conceive for a baby due in mid-November .

她承认，对于那些上次行经期在2月4日的妇女而言，明天最有可能是排卵期，因而也就成为怀上预产期在11月中旬的宝宝的最佳时间。