酗酒的孕妇冒有伤害胎儿的危险。
Pregnant women who are heavy drinkers risk damaging the unborn fetus.
这项新技术已被用来鉴定胎儿的性别。
The new technique has been used to identify the sex of fetuses.
用显微镜检查细胞染色体可以查出胎儿的性别。
Microscopic examination of a cell's chromosomes can reveal the sex of the fetus.
在怀孕的第三个月末，胎儿差不多有三英寸长了。
At the end of the first trimester, the fetus is about three inches long.
有些胎儿的畸形部位得等到妊娠后期才能诊断出来。
Some foetal malformations cannot be diagnosed until late in pregnancy.
胎儿的肺部会分泌一种能与母亲的羊水混合的液体。
The lungs of a fetus secrete a liquid that mixes with its mother's amniotic fluid.
有人提出，打哈欠和打嗝可能有助于清理胎儿的气道。
It has been suggested that yawning and hiccupping might serve to clear out the fetuses airways.
几乎可以肯定的是，它在成人和胎儿身上都起着重要的作用。
It is almost certainly doing something significant in adults as well as in fetuses.
目前还没有关于怀孕时低碳水化合物饮食影响的研究，因此如果它对胎儿有什么影响也是不知道的。
There have been no studies of the effects of a low carbohydrate diet on pregnancy, so its effect on the fetus, if any, is unknown.
有些科学家有预感，认为孕妇的饮食和她接触的各种化学物质会开启一些胎儿基因，而关闭其他基因。
Some scientists have a hunch that a pregnant woman's diet and her exposure to various chemicals turn on some fetal genes and turn off others.
他对一家大型酒店集团所做的研究结果显示，像胎儿一样蜷缩着睡觉是最流行的睡眠方式，51%的女性喜欢这种睡姿。
Crouched in the fetal position is the most popular sleep pattern and favored by 51 percent of women, according to the results of the study he conducted for a large hotel group.
例如，对动物的研究表明，老鼠在怀孕期间经历压力会导致胎儿表观遗传发生变化，进而导致啮齿动物在成长过程中出现行为问题。
Studies of animals, for example, have shown that when a rat experiences stress during pregnancy, it can cause epigenetic changes in a fetus that lead to behavioral problems as the rodent grows up.
最后，这项实验提出了这样一种可能性，即这种神经元可以用于目前使用胎儿脑细胞的实验治疗，避开了一个令人不安的伦理问题。
Finally, the experiment presents the possibility that such neurons could be used in experimental treatments that currently use fetal brain cells, sidestepping an uncomfortable ethical issue.
许多因素可以导致胎儿发育迟缓。
Many factors can lead to growth retardation in unborn babies.
缺氧可能阻碍胎儿的大脑发育。
A lack of oxygen may inhibit brain development in the unborn child.
她的胎儿已超过预产期两周了。
一个8周大的胎儿仅1英寸长。
她像胎儿一样蜷曲地躺着。
母亲和胎儿的血型不合有可能导致黄疸。
Incompatibility between the mother's and the baby's blood groups may cause jaundice.
母亲为胎儿提供营养和一个生长的地方。
The mother provides the embryo with nourishment and a place to grow.
该药会通过胎盘传给胎儿。
这项化验能鉴定胎儿是否有不正常现象。
The test can identify the presence of abnormalities in the unborn child.
你可以在胎动图表上记下分娩前胎儿的活动次数。
You can keep score of your baby's movements before birth by recording them on a kick chart.
要确保服用的药物不会对你正在发育的胎儿造成危险。
Check that any medication you're taking carries no risk for your developing baby.
他和妻子现在有一对5岁的双胞胎儿子。
在胎儿的下和中鼻甲粘膜中观察到动静脉吻合。
Arteriovenousanastomoses were observed in the inferior and middle turbinal mucosae of fetuses.
作物粉尘中使用的化肥中有某些化学物质会影响胎儿。
There be certain chemicals in fertilizers used to crop-dust cotton that affect the unborn fetus.
在对母体骨盆和胎儿先露都进行评估后，低张性子宫收缩应加以强化。
Uterine hypocontractility should be augmented after both the maternal pelvis and fetal presentation have been assessed.
胎儿皮脂在婴儿的皮肤上形成，以保护其免受水环境的伤害。
Vernix caseosa has formed over the baby’s skin to protect it from its watery environment.
胎儿皮脂在婴儿的皮肤上形成，以保护其免受水环境的伤害。
Vernix caseosa has formed over the baby’s skin to protect it from its watery environment.
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