I have the fingernail clippers.我有指甲钳.Six weeks after conception your baby is the size of your little fingernail.怀孕6个星期后，胎儿的大小相当于小拇指的指甲。Melanie gnawed a long, painted fingernail.梅拉妮咬着涂过指甲油的长指甲。...
A promise is a promise. ( made a promise and keep a promise ) .信守承诺. 阿甘信守了承诺,最后也得到了最好的 回报.It is easier to make a promise than to keep a promise.作出承诺容易,实现承诺不易.Herod had John beheaded to keep a promise.希律为了守所起的誓把约翰斩头....
卵子排出后可存活12至36小时。Once the ovum is released it has a lifespan of 12 to 36 hours.在同一发情期排出两个或数个卵子.Two or more ova are shed during the same heat period.到第11天卵子着床嵌入子宫内壁.By day 11 the ovum begins to attach and implant in the li...