查询词典 sperm sac

"Certain animals (e.g., many reptile s and some birds, including ducks) have an accessory organ within the cloaca that is used to direct the sperm into the female's cloaca."

某些动物的泄殖腔内有一附属器官，用于把精子送入雌体泄殖腔内，这见于许多爬虫类和包括鸭在内的少数鸟类。

MALE MATURITY, NUMBER OF SPERM, AND SPERMATOPHORE SIZE RELATIONSHIPS IN THE COCONUT CRAB BIRGUS LATRO ON HATOMA ISLAND, SOUTHERN JAPAN

日本南部鸠间岛椰子蟹雄性成熟，精子的数量和精荚之间的关系

In addition, using RT-PCR to detect expression of centrin homogene during Urechis unicinctus spermatid deferentiation and early embryonic development. The result revealed that (1) expression of HsCEN1 homogene is present during spermatid defferentiation including spermtid and sperm, but not in adult tissues including body wall tissue,intestinal mucous memberane cells and cell in coelom succus;(2) expression of HsCEN1 homogene is not present in unfertilized oocytes but present in that of released polar bodies after fertilization and parthenogenesis oocytes treated with A23187;(3) expression of HsCEN1 homogene is present during early embryonic development including two-cell stage,multicell stage,gastrula to trochophora.

我们还用RT-PCR方法检测了Centrin同源基因在单环刺螠精子分化过程和早期胚胎发育过程的表达，结果显示：在单环刺螠精子发生过程中的精细胞、精子团、精子中都有表达，而在成体的体壁组织、消化道组织、体腔球中则没有表达；在未受精卵中没有表达，而在受精后释放极体的受精卵和经A23187孤雌激活的卵中则有表达；在单环刺螠的早期发育过程——二细胞胚胎、多细胞胚胎、原肠胚、早期担轮幼虫——中都有表达。

Alan Colman, CEO of ES Cell International Pte Ltd in Singapore, wonders whether they might deteriorate in quality over time, a characteristic of sperm cells.

新加坡 ES Cell International 私人有限公司首席执行官艾伦·科尔曼在想：它们的质量是否会随时间推移而下降？而这正是精子细胞的一个特点。

The changes of ATPase activity of the rats sperm were detected by chemical colorimetry.

男性在生育过程中的作用是提供具有受精能力的精子。

In the age-old pattern of female infidelity, we can usually commandeer a man's sperm without marrying him.

在女人不忠的古老模式中，我们通常可以与男人同床而不和他结婚。

"The majority of disorders affecting sperm count in humans are originated during fetal life," said Professor Sergio Recabarren of the University of Concepcion in Chillan, Chile and lead author of the study.

"大多数疾病影响精子计数的人类起源是在胎儿的生活，"教授说塞尔吉奥Recabarren大学的康塞普西翁在奇廉，智利和领导这一研究的。

They are suspected as contributory factors in diabetes, low sperm counts and behavioral problems.

他们被怀疑为糖尿病因素低精子计数和行为问题。

Don't bother trying to copulate with me, you'd be wasting your sperm would be to a modern man.

不要费力气尝试和我交配，你只会浪费自己的精子的霓虹灯标牌。

Sperm spend waiting in the testicles.The Newcastle study, by Dr Corry Gellatly, is strong evidence that there is a genetic component.

由柯瑞。杰拉特医生主持的钮卡斯尓大学的研究有力地表明生育的性别与遗传因素有关。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。