A pregnant woman can pass the virus to her fetus across the placenta. The virus first multiplies in lymph nodes near the site of infection. Once it spreads through the body, usually about 10 years later, symptoms appear, marking the onset of AIDS.

怀孕的妇女可以通过胎盘将病毒传给胎儿。病毒首先在接近感染部位的淋巴结中繁殖起来。通常约十年后,病毒扩散到全身,这时就会出现症状,标志着爱滋病的开始。

属类：化学及生命科学-医学-

A fetus or an infant that is grotesquely abnormal and usually not viable.

畸胎畸形的且通常不能成活的胎儿或婴儿

属类：综合句库--

The Histological Observation and Analysis of Several Malformation Fetus Suprarenal Gland

几种畸形胎儿肾上腺的组织学观察

属类：行业术语-中文论文标题-

The Anatomical and Histological Observation of Colon in Several Congenital Malformation Fetus

几种先天性畸形胎儿结肠的解剖及组织学观察

属类：行业术语-中文论文标题-

The scientists took tissues from fetal liver, and lymph glands. These tissues help cheat the blood immune system in the human body. The scientists put small pieces of fetus tissues to the kidneys of the special mice.

科学家从胎儿肝和淋巴腺获得组织。这些组织帮助产生人体血液免疫系统。科学家把胎儿组织的碎片置人小鼠肾脏。

属类：化学及生命科学-医学-

"”The longer the birth interval, the less likely that the second fetus will be born alive,” Lindburg said. “We are simply letting nature take its course.”"

林德伯格说:“生产间隔时间越长,第二胎成活的可能性就越小,我们只能听天由命了。”

属类：时事政治-新闻报道-

Abortion: Expulsion of a fetus from the uterus before it can survive on its own.

流产(堕胎):胎儿发育到能独立生存阶段之前被分娩出子宫外的过程。

属类：化学及生命科学-医学-

To give birth before the embryo or fetus is capable of surviving on its own;miscarry.

流产,早产在胚胎或婴儿能独自存活之前就出生了;流产

属类：综合句库--

Premature expulsion of a nonviable fetus from the uterus.

流产不能成活的胎儿过早地从子宫中分娩出来

属类：综合句库--

To reach a stage in labor when a large segment of the fetal scalp is visible at the vaginal orifice.Used of a fetus or the head of a fetus.

露顶分娩中包括胎儿头盖的大部分出现在阴道口的阶段。用于指胎儿或胎儿的头部

属类：综合句库--

Syphilis can spread to a fetus from an infected mother.

梅毒可由染病的母亲传给胎儿。

属类：化学及生命科学-医学-

Other substances (e.g., alcohol or drugs)in the mother’s blood can also cross the placenta, with effects including congenital disorders and drug addiction in the newborn;some microorganisms can cross it to infect the fetus , but so do the mother’s antibodies.

母体血液的其它物质(如酒精或药物)也会通过胎盘,造成新生儿的先天性疾病与药瘾;有些微生物会经过胎盘感染胎儿,但是母体的抗体同样也会进入。

属类：化学及生命科学-医学-生理与解剖

Abnormalities of the uterus that have physical or hormonal origins; and death of the fetus from umbilical-cord knotting. The main sign of impending miscarriage is vaginal bleeding.

内分泌异常或躯体性损伤而造成的子宫异常;胎儿因脐带打结而死于子宫内亦可导致流产。自然流产的主要征兆为阴道出血。

属类：化学及生命科学-医学-

Thus a culture which practices infanticide may view the infant in exactly the same way as we view the newly formed fetus , or perhaps even as we view a plant

那么,实行杀婴的文化看待婴儿的观点,可能与我们看待新形成的胎儿(可能甚至植物)的观点相同。

属类：综合句库--

The product of conception at any point between fertilization and birth.It includes the embryo or the fetus as well as the extraembryonic membranes.

胚胎从受精到出生期间任一阶段产物的通称,它包括了合子或胎儿甚至胚胎膜

属类：综合句库--

Embryology: Study of the formation and development of an embryo and fetus .

胚胎学:研究胚胎和胎儿的形成和发育的学科。

属类：化学及生命科学-医学-生理与解剖

Cesarean section (or C-section):Surgical removal of a fetus from the uterus through an abdominal incision at or before full term.

剖腹产术:即在胎儿足月时或足月前经腹部切口自子宫剖取胎儿的手术。

属类：化学及生命科学-医学-

Other causes may include acute infectious disease, especially if it reduces the fetus ’s oxygen supply;

其它的因素包括急性传染病,特别是该传染病能降低胎儿氧供应时更为如此

属类：化学及生命科学-医学-

The umbilical cord attaches it to the fetus at the navel. Nutrients and oxygen in the mother’s blood pass across the placenta to the fetus, and metabolic wastes and carbon dioxide from the fetus cross in the other direction; the two blood supplies do not mix.

脐带连接胎儿肚脐的位置。母体血液中的养分与氧气通过胎盘到胎儿,代谢废物及二氧化碳从胎儿反方向通过胎盘;两种血液替换而不混合。

属类：化学及生命科学-医学-生理与解剖

The Morphological Study of nestin-containing Neurons in the Human Fetus Hippocampus

人胎海马Nestin免疫阳性细胞的形态学观察

属类：行业术语-中文论文标题-

Immunohistochemical Detection of Large Intestine in Human Fetus for the Development of Nitric oxide Synthase Positive Neurons

人胎后期大肠NOS阳性神经元发育的免疫组化观察

属类：行业术语-中文论文标题-

An Observation on the Development of Nitric Oxide Synthase Positive Cells in the Gastric Mucous of Human Fetus with Immunohistochemical Techniques

人胎胃粘膜NOS阳性细胞的免疫组化观察

属类：行业术语-中文论文标题-

Pregnancy: Process of human gestation that takes place in the female’s body as a fetus develops, from fertilization to birth.

妊娠:从受精到分娩,胎儿在女性体内发育的过程,又称为怀孕。

属类：化学及生命科学-医学-

Preliminery Evaluation of four-dimensional Ultrasound in the Diagnosis of Surface Deformity in Fetus

实时三维超声在诊断胎儿体表结构畸形中作用的初步研究

属类：行业术语-中文论文标题-

To cause to terminate pregnancy prematurely,before the embryo or fetus is viable.

使败育在胚胎或胎儿成活之前导致其过早停止怀孕

属类：综合句库--

To cause the expulsion of(an embryo or fetus )before it is viable.

使堕胎在(胚胎或胎儿)能够成活之前导致其排出

属类：综合句库--

Four months after conception, the fetus is about 5.3 in. (135 mm)long and weighs about 6 oz (170 g). During the fifth month, downy hairs (lanugo)cover the body and the skin becomes less transparent.

受孕后第四个月,胎儿长约13.5公分,重约170公克。第五个月时,身体长出绒毛状的毛发,皮肤也变得较不透明。

属类：化学及生命科学-医学-生理与解剖

Application of the Sequence Method in Ultrasonically Diagnosing the Malformed Fetus

顺序法在超声诊断胎儿畸形中的应用

属类：行业术语-中文论文标题-

As the fetus grows, so does the uterus, displacing other organs. Normal weight gain in pregnancy is 20-25 lbs (9-11.5 kg). The fetus’s nutritional needs require the mother to take in more calories and especially protein, water, calcium, and iron.

随着胎儿发育,子宫扩张迫使其它器官移位。妊娠正常会多9至11.5公斤。要提供胎儿营养需求,母亲必须摄取更多热量,更重要的是蛋白质、水分、钙和铁。

属类：化学及生命科学-医学-

Any of several antigens normally present in a fetus and occurring abnormally in adults as a result of certain neoplastic conditions or diseases of the liver.

胎蛋白正常情况下存在于胎儿体内的任何抗原,若存在于成人体内则会由于某种赘生物或肝病而造成体内有不正常的反应

属类：综合句库--