She began to menstruate regularly at 13 at intervals of 28～32 days with slight dysmenorrheal.她于13岁开始有正常的月经,周期为28～32天,有轻度的月经痛.Lean hard-training women athletes may menstruate less frequently or not at all.身材瘦削而且训练艰苦的女运动员行...
She began to menstruate regularly at 13 at intervals of 28～32 days with slight dysmenorrheal.她于13岁开始有正常的月经,周期为28～32天,有轻度的月经痛.She began to menstruate regularly at 13 at intervals of 28~32 days with slight dysmenorrheal.她于...
The fertilized ovule becomes the seed, and the ovary becomes the fruit.已受精的卵子成为种子, 而子房变成了果实.The primary chalazal haustorium ramifies around the vascular tissues of the ovule.初生合点吸器沿着胚珠的维管组织分支.Funicle ( funiculus ) The st...
...the Tiber, which was then still navigable.当时仍可以通航的台伯河Unfortunately Amulius , emperor's brother the throne, killing the emperor and throwing the babies into Tiber River.这两个双胞胎兄弟的叔父阿穆留斯弑兄篡位以后, 命令士兵将他们兄弟二人抛入台伯河.The ...