Amniocentesis is the removal of fluid from the amniotic sac.羊膜穿刺术是从羊膜囊抽取羊水的技术.The heart sounds are muffled when the pericardial sac is distended with fluid.当心包充满液体时心音减弱.Starch grains present in the embryo sac and placent...
The chalazal megaspore of a linear tetrad develops into a polygonum type sac.四分体线行排列,合点端的大孢子发育为蓼型胚囊.The heart sounds are muffled when the pericardial sac is distended with fluid.当心包充满液体时心音减弱.With embryo sac haustoriumcha...
They planned their careers and worked assiduously to see them achieved.他们规划了自己的事业，并且勤奋工作以实现目标。She now assiduously set about wooing the chauvinist editors of Fleet Street.这时候,她千方百计地争取舰队街那些盲目爱国的编辑们.He liked beautiful women...
The harnessing of the basic power of the universe.——宇宙基本力量的支配者.Harnessing the wind to generate electricity dates back to 1890.利用风来发电可以追溯到1890年.Franklin dreamed of harnessing the lightning and todayhave man - made thunder...
他演奏的不和谐音很刺耳.The discord of his music was hard on the ear.在口腔中,各种谐音的共鸣程度不同.The various harmonics are in resonance in this cavity to different degrees.双关语分为谐音双关和语义双关两类.There are two kinds of puns, phonetic pun and semantic...
His father began to lose his memory bit by bit, becoming increasingly forgetful.他的父亲开始一点点地失去记忆，变得越来越健忘。My mother has become very forgetful and confused recently.我妈妈近来变得非常健忘，糊里糊涂。I became forgetful , concentrating too muc...
它使火车在通过现有轨道的弯曲处时得以保持恒定的车速。It allows the train to maintain a constant speed through the twists and turns of existing track.实2p轨道的形状是两个分开的变形的椭球.The shape of a real 2 p orbital is two separated, distorted ellipsoids.必须修改贯穿式...