Contraceptive agents work in many ways to prevent a pregnancy.

The condom is a very effective contraceptive if used properly.

如果使用得当,避孕套是非常有效的避孕手段.

All contraceptive methods have been developed through long and careful observation of the procreative process.

所有的避孕方法被长期而细致地做过生殖过程的临床观察.

Pincus told her that hormones held the key to a contraceptive pill.

平卡斯告诉她避孕药的关键就在于对荷尔蒙的控制.

They were asked about injuries, their jobs, smoking and use of contraceptive hormones.

研究人员还询问她们的受伤 、 工作 、 吸烟和使用避孕激素的情况.

Planned parenthood in wedlock by the use of contraceptive devices cannot constitutionally be forbidden.

婚姻生活中使用避孕措施进行计划生育不应在宪法上受到禁止.

This completely is stems from contraceptive and the prevention venereal diseases consideration.

这完全是出于避孕和预防性病的考虑.

For many years there has been talk about developing a contraceptive pill for men.

多年以来,人们一直在谈论研制男性避孕药.

It and removed by a hysteroscope and is expected to be aand permanent intratubal contraceptive device.

结果表明,输卵管聚乙烯节育栓有望成为经宫颈途径持久的避孕器.

Also at issue is the rising pregnancy rate among contraceptives studied in the last decade.

另外在这次会议上还研究了在过去的十年中避孕中怀孕率升高问题.

P : An intrauterine device, but I'm told the pill is more effective than other contraceptives.

放过避孕环, 但我听说口服避孕药比其它方法更有效.

Contraceptives and Condoms, Gloves and Mittens Rubber and Rubber Products, Glove, Rubber Packing.

采购产品避孕剂和避孕套, 手套和棒球手套,橡皮和橡皮产品, 手套, 橡皮.

Contraceptives should be used on every conceivable occasion.

避孕措施应该用在任何可以想到的场合.

The effective rates of contraceptives were calculated with Dixon method.

按Dixon法推算避孕有效率.

Now the production of contraceptives in China has basically become self-sufficient .

中国的避孕药具供应已基本做到了 自给.

Continuous Oral Contraceptives: Are Bleeding Patterns Dependent on the Hormones Given?

连续口服避孕药: 出血模式是否依赖于服用的激素?

Some barrier contraceptives also help to protect against sexually transmitted infections.

有些屏障避孕还有助于预防性传播疾病.

Oral contraceptives are readily available.

口服避孕药容易得到.

Malcolm's contract will run in tandem with his existing one.

马尔科姆的合同将与他手头的合同同时生效。

The police advised her to get out of town because there was a contract on her life.

警察建议她离开这个城市，因为有人雇杀手杀她。

That contract proved to be a millstone around his neck.

那个合同结果成了他的一个负担。