Shortly after implantation the blastocyst wall, the trophoblast, consists of two layers of cells.植入之后不久,胚囊的壁, 即滋养细胞含有两层细胞.Microchips are convenient, safe, and reliable. Implantation is simple and routine.微芯片是方便 、 安全和可靠的....
An implantation can occur only under certain proper conditions.植入只有在某些合适的条件下才能够发生.Hypophysectomy before implantation terminates pregnancy and after the 44 th day of gestation causes abortion in goat.山羊与附植前切除下立脑可使妊娠终止,而在妊...
He had seen the rip in the book.他看到了书里的裂缝。The ecological disaster is partly a product of letting everything rip in order to increase production.出现生态灾难的部分原因是人们为了增产而不惜一切代价。Looking at the rip in her new dress, she flew into...
She felt a surge of excitement run through her.她突然觉得浑身激动。Please run through these names again from the top of the list.请将这些名字从头至尾再看一遍.Charles and Eddie are getting ready for their final run-through before the evening...