Pregnant women who are heavy drinkers risk damaging the unborn fetus.
酗酒的孕妇冒有伤害胎儿的危险。
At the end of the first trimester, the fetus is about three inches long.
在怀孕的第三个月末，胎儿差不多有三英寸长了。
Microscopic examination of a cell's chromosomes can reveal the sex of the fetus.
用显微镜检查细胞染色体可以查出胎儿的性别。
Surely the fetus has a right to life?
胎儿确实有生命权吗？
胎儿尚未出生以前。
Also, PAHs may affect the fetus' DNA directly.
多环芳烃同样对胎儿的DNA产生直接影响。
FOOD and oxygen pass easily from mother to fetus.
食物和氧气很容易从妈妈身体传递给胎儿。
When I am a fetus , I will choose to be female.
当我是一个胎儿的时候，我选择女性。
A human fetus has fingerprints after three months.
人类胚胎在三个月大时就有指纹了。
Your baby has left the embryo stage and is now a fetus.
婴儿现在已经脱离了胚胎阶段进入了胎儿期。
A fetus watching me. A fetus with a cigar in its mouth.
这个望着我的人是个胎儿，一个嘴里叼着雪茄的胎儿。
If the Y chromosome is detected, the fetus is male.
如果检测到Y染色体，则胎儿是个男性。
And she must also listen to a description of the fetus.
她也必须听从对胎儿的描述。
Therefore, an unborn fetus is alive, just like us.
因此，胎儿的生命，是和我们一样的。
A routine scan revealed abnormalities in the fetus.
一次常规扫描发现胎儿畸形。
A FETUS WITH A FULL HEAD OF HAIR SPELLS HEARTBURN FOR mom.
头发浓密的胎儿会导致妈妈胃灼热。
At least in the case of the fetus, it's not self-conscious.
至少在作为胎儿，并没有自我意识。
The infection could spread to the fetus she is carrying.
这种感染可能会传染孕妇肚中的胎儿。
If an infant is born alive ...or "premature baby," not "fetus."
"prematurely"是副词，意思是"未成熟地，太早地，早熟地"。 本句应译为：如果一个婴儿早产并存活，那么合适的称呼应该是早产婴或者早产宝宝，而非胎儿。
Pregnant women; Fetus nucleated red cell; Prenatal diagnosis.
孕妇；胎儿有核红细胞；产前诊断。
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。
The truth is: the first time you yawned was likely as a fetus.
其实，你第一次打哈欠应该是在胎儿时期。
The fetus obtains its supply of this fatty acid from the mother.
妊娠期间，胎儿从母体吸收这一种脂肪酸。
The fetus obtains its supply of this fatty acid from the mother.
妊娠期间，胎儿从母体吸收这一种脂肪酸。
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