避孕的

The key of immunological contraception is to discover a sperm antigen, which is tissue-specific and has the intense antigenicity.

应用疫苗进行避孕的一个最关键的问题是能发现一个精子特异的，且具有强免疫原性的抗原。

Not only was Rock constrained by his faith, under Massachusetts' harsh Comstock laws -- any involvement with birth control could destroy his career.

除却洛克本身的信仰限制，还有马萨诸塞州在行的康斯托克法案，涉及任何避孕的科研行为都有可能毁掉他的事业。

You will be working to ensure that your condom is an effective means of defense against disease and pregnancy.

你将会尽心尽责，确保您的安全套是一种有效的防病避孕的措施。

Modern research has shown that crocodile dung actually created optimum conditions for sperm because of its alkalinity, but the sheer grossness of the practice might have worked if only to completely ruin the mood.

但 现代研究表明，鳄鱼粪呈碱性，实际上却为精液创造了最佳的环境，但，如果个体心情不佳，行房时粗俗野蛮，或许会起到避孕的作用。

So really the funding for the early contraceptive part of this research came from Katharine McCormick single-handedly.

所以，真正的资金用于这项研究的早期避孕的一部分来自凯瑟琳麦考密克一手包办。

The cloning and identification of these genes are of great value to elucidate the mechanism of spermatogenesis and spermiogenesis.

发现并研究精子发育不同阶段表达的基因及其调控因子，深入研究它们在精子发生中的作用，将有助于阐明精子发生的机理，为探索不育机理和寻找免疫避孕的新途径奠定理论基础。

The cloning and identification of these genes are of great value to elucidate the mechanism of spermatogenesis and spermiogenesis. Such study can also provide foundation and cues to investigate the mechanism of infertility and immunocontraception.

发现并研究精子发育不同阶段表达的基因及其调控因子，深入研究它们在精子发生中的作用，将有助于阐明精子发生的机理，为探索不育机理和寻找免疫避孕的新途径奠定理论基础。

Removing the penis from the vagina before the man ejaculates as a form of contraception; pulling out.

在男人射精前把阴茎移出女人的阴道，以此作为避孕的一种方式。抽出。

Pressured by fundamentalist Christians, US delegations to international family-planning conferences have found themselves allied with Muslim theocracies and the Vatican against European and east Asian delegations on issues of contraception and abortion.

被基本基督教教义派施压，美国出席国际家庭计画会议的代表团，发现他们与回教神权政体及梵帝岗的代表团结盟以对抗欧洲及东亚代表团对堕胎及避孕的支持。

When the second debate on the organizers, Nanning you and I Health Services Center for Zhang Yong questions There are several methods of contraception, the crowd of university students, some referred to the rhythm, coitus interruptus, emergency contraception and other methods.

当本次辨论会的组织者、南宁你我健康服务中心负责人张勇提问避孕的方法有几种时，现场的大学生有的提到了安全期、体外射精、紧急避孕药等方法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。