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1.The release time of apyrene sperm was early than that of eupyrene sperm.

1.无核的释放时间早于真核束。

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2.Syngamy - The fusion of egg and sperm cells into a zygote.

2.Syngamy -融合卵和细胞成受卵。

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3.In human reproduction,one female egg is usually fertilized by one sperm.

3.在人体生殖过程中,使个卵

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4.Only one sperm fertilises an egg.

4.只有使卵

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5.The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

5.产生于输管壁的性母细胞(原细胞)。

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6.All bdelloid rotifers are female, and they make embryos without any need for sperm.

6.所有的蛭形轮虫都是雌性,而且牠们不需要可以产生胚胎。

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7.The acrosome in the head was spheral in shape, and there was only one mitochondria in the mature sperm.

7.核染色质凝集成团块状,中部不发达,线粒体融合成1个环绕中部。

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8.We focused on several key events during fertilization from membrane fusion to karyogamy of sperm cells and egg cells.

8.探讨了从细胞和卵细胞质膜融合到它们的核融合完成这发育阶段的某些主要事件。

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9.The sperm morphology analysis using semiautomated sperm morphology analyzer (ASMA) was performed.To analyze Ureaplasma urealyticum, the culture method was used.

9.采用计算机自动检测系统下人工修正方法进行形态分析,计算机自动分析密度、活率、活力等液参数。

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10.The presence of immotile sperm or sperm shaking in place and not demonstrating forward motion is suggestive of immunologically related infertility.

10.在非运动或原地摆动但不向前运动的要考虑免疫因素引起的不孕。

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11.To a certain degree, sperm head membrane maybe is the key factor to the androgenesis of the gynogenetic silver crucian carp eggs.

11.在某种程度上表明:膜蛋白可能是雌核发育银鲫卵进行雄核发育的关键因素。

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12.Abstract: Aim:To establish the methods of microfertilization and explore the fertilizing potential of mouse sperm obtained from caput epididymidis and cauda epididymidis.

12.摘 要: 目的:建立显微受的方法,并探讨小鼠附睾在显微注射进入卵母细胞后的受能力。

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13.Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

13.目的探索采用经皮穿刺输管吸(PVSA)行宫腔内人工授(IUI)的方法治疗极弱症或死症不育患者。

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14.Meanwhile, males of the species Moroteuthis ingens were found to have sperm packets that, once deposited onto a female, burrow into the body.

14.“(南洋力士钩鱿的)荚可以独立的渗入皮下”,霍文说,“这是因为荚分泌的种酶能溶解鱿鱼的身体组织。”

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15.In the adult, or medusa stage of a jellyfish, they can reproduce sexually by releasing sperm and eggs into the water, forming a planula.

15.在海蜇成体或水母体阶段,它们通过将和卵于释放到水中形成浮浪幼体而进行有性繁殖。

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16.Micrococcal nuclease treatment indicates that the remodeling of the demembranated sperm chromatin has occurred and the structure of nucleosome is formed during nuclear reconstitution.

16.同时,利用小球菌核糖核酸酶处理的结表明,去膜在此非细胞体系中发生了结构改建并且在重建过程中形成了核小体结构。

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17.He is good at urology diseases such as prostate hyperplasia, acute or onic prostatitis, difficult prostatitis, impotency, prospermia, ED, Stds, deficiency of sperm, male sterility.

17.尤其擅长于男性疾病诊断和治疗,采用中西医结合的综合治疗措施,治疗前列腺增生、急慢性前列腺炎、难治性前列腺炎、阳痿、早泄、性功能障碍、性传播疾病、少、弱液不液化、特发性男性不育等疾病,方法独特、疗效显著。

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18.The mutation potential of ethephon was by investigated the micronucleus test of bone marrow polychromatophilic erythroblasts (PCE) cells and sperm shape abnormality test in mice.

18.摘要为测定乙烯利对人体健康的影响,采用小鼠骨髓细胞微核试验和小鼠畸形试验分别检测了乙烯利对小鼠体细胞和生殖细胞的致突变性。

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19.When he judges it is safe to do so, he inserts the end of a pedipalp into the female's reproductive opening and discharges the sperm it carries.

19.当它确定安全时,便将须肢末端插进母蜘蛛的生殖孔中并放出它所携带的液。

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20.Purpose and Methods: In order to characterize the antimutagenic effect of seaweed polysaccharides(SP), the mouse bone marrow micronucleus test and mouse sperm malformation test were conducted.

20.本文选用小鼠骨髓嗜多染红细胞微核试验和小鼠畸形试验,对海藻多糖的抗突变作用进行研究。

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听力文摘

1.More recent studies have startedfiguring out what kind of chemical attracts a sperm.

很多近代的研究已经开始弄清楚吸引精子的是那种化学物质。

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TED演讲(音频版) 2016年9月合集

2.And that's important because the males use their sperm to compete.

它们用这些攻无胜的 像勺子的器具。

「TED演讲(音频版) 2016年9月合集」评价该例句:好评差评指正
VOA慢速英语_世界

3.He said that Tam was likely too old to produce good sperm.

他说,塔姆可能年纪太大了,无法提供优良的精子。

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Asap SCIENCE 精选

4.Unlike males who are constantly producing new sperm, females have a finite number of eggs.

产生新精子的男性同,女性的卵子数量有限。

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电影预告放映室

5.When did you last have a sperm analysis?

你上次进行精液分析是什么时候?

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生活大爆炸 第1季

6.Are you still mad about the sperm bank? No.

你还为精子银行的事生气吗?没有?没有。

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S03

7.It's time to give your sperm sample.

该提取精子样本了。

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史蒂芬‧金谈写作

8.Tobacco subsidies, sure. Research grants to study the motility of unpreserved bull sperm, of course. Creative-writing subsidies, never.

烟草补助,没问题。研究未经处理的牛精子活力需资金,当然可以。作家创作补助?休想。

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TED-Ed(视频版)

9.For him, it would be best if a female used his sperm to fertilize all of her eggs.

他而言,雌性最好的选择就是用他的精子来授精她所有的卵子。

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Asap SCIENCE 精选

10.And while men do continually make new sperm, the more cell divides the higher probability of genetic mutations.

虽然男性产生新的精子,但细胞分裂越多,发生基因突变的可能性就越大。

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科学60秒 听力 2013年7月合集

11.In fact, it has a big role in making sperm.

X染色体精子的形成过程中起重作用。

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China Daily 最新合辑

12.Sperm whales use clicking sounds to talk with each other.

抹香鲸通过“咔哒”声彼此交谈。

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幽默大学

13.Now does that guy know I'd love to donate sperm.

这个家伙知道我喜欢去捐精吗?

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赖世雄中级美语(上册)

14.After a man dies, his sperm remains alive for some time.

当一个男人死了以后,他的精子仍可存活一段时间。

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生活大爆炸 第1季

15.How would I know? Do you have a low sperm count?

我怎么知道?你精子密度足?

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双语版 TED-Ed 演讲精选

16.Most epigenetic marks are erased when egg and sperm cells are formed.

当卵子和精子细胞形成时, 大多数表徵遗传的标记会被去除。

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老友记第六季

17.Let's see... Well, I don't want to donate sperm again.

我想想,我想再捐精了。

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Asap SCIENCE 精选

18.Male users may experience sperm cell abnormalities and decreased sperm count.

男性服用者可能会出现精子细胞异常并且减少精子数量。

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Vox 观点

19.Yep. That's a custom-built liquid nitrogen tank shaped like a human sperm.

是的。那是一个定制的液氮罐,形状像人类精子。

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BBC纪录片《我们的地球》

20.The remains of a sperm whale. It died five months or so ago.

一头抹香鲸的尸体。约5个月前死亡。

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