胚胎在羊膜腔中发育。The embryo lives in the amniotic cavity.羊膜穿刺术是从羊膜囊抽取羊水的技术.Amniocentesis is the removal of fluid from the amniotic sac.中速滤纸虽也可贴附,但复水后不能起到支撑作用,并发生纤维脱落,附着于羊膜上,不利于手术.Filter paper can'tsupport the amnion after ...
He felt strangely exhilarated by the brisk, blue morning.那个凉爽而晴朗的早晨让他异常兴奋。You must be feeling exhilarated by the call of the new.新鲜事物的魅力一定让你兴奋不已。By the week's end I was exhilarated and confused.到那个周末，我异常兴奋却又十分困惑。...