这一嗅觉在子宫内形成。
非同卵双生胎是两个受精卵同时在子宫着床的结果。
Non-identical twins are the result of two fertilized eggs implanting in the uterus at the same time.
下面这个是子宫，大概有一半是子宫壁、输卵管和卵巢。
This is the uterus down here, sort of half of it is shown with the uterine wall, the fallopian tubes, and the ovaries.
如果使用解冻的精液，它必须通过母羊的腹壁直接注入子宫。
If thawed semen is used, it has to be injected directly into the uterus through the ewe's belly wall.
你头脑中的大部分神经元，早在你处于母亲子宫中时就已经拥有。
Most of the neurons you have in your head, you had when you were in your mother's uterus.
在滞育期间，小袋鼠呆在雌袋鼠的育儿袋里，因而推迟了子宫内第二个受精卵的发育。
During diapause, a young kangaroo stays in the female's pouch and growth of a second fertilized egg inside the uterus is delayed.
1944年二战荷兰饥荒期间仍在子宫中的婴儿，在智力测试中的表现比同龄人差，哪怕出生后60多年也一样。
Babies who were in the uterus during the 1944 Dutch famine of World War II did worse on mental tests than those of similar ages even 60 years later.
子宫开始每隔五分钟收缩一次。
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.
这种炎症可能发生在子宫颈内或子宫颈外。
回顾性分析了120例不育妇女接受子宫镜与腹腔镜联合手术的情况。
There is a retrospective analysis of 120 cases of infertile women undergoing uteroscope in combination with the laparoscope.
从人胚胎生殖嵴、肠系膜中消化分离的原始生殖细胞，将其接种在人子宫内膜成纤维细胞饲养层上传代培养。
PGC from genital ridge and mesenterium of human embryo was incubated on fibroblast feeder layers for subculture.
从人胚胎生殖嵴、肠系膜中消化分离的原始生殖细胞，将其接种在人子宫内膜成纤维细胞饲养层上传代培养。
PGC from genital ridge and mesenterium of human embryo was incubated on fibroblast feeder layers for subculture.
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