查询词典 contraceptive

A contraceptive device consisting of a small thimble-shaped cup that is placed over the uterine cervix to prevent the entrance of spermatozoa.

一种小形杯状的放在子宫口防止精子入内的避孕用具。

Study limitations include attrition rate of 20% at one month and 36% at six months; study completion beyond the originally intended six-month timeframe in 75% of participants; reliance on self-reported behaviors; exclusion of potential participants if they lived in a foster-care or group home; lack of generalizability beyond urban, predominantly minority, low-income young women and to women who are not sexually active; unknown impact of repeated interviews on sexual or contraceptive behaviors; and lack of statistical power to detect differences in secondary outcomes.

这项调查原本预计75%样本数可延续观察六个月，然而，此研究受限因素包括一个月期的耗损率为20%，六个月期的耗损率为36%。这些限制来自于自发性主动陈述行为的难处、排除被领养的样本群、都会区人口流动性及整体性不佳、少数民族为主、多为低收入青少女、另有些性行为并不频繁、以及其它未知的相关因素；另外，也缺乏有力的统计方式，以进一步判读不同族群间的差异。

Study limitations include attrition rate of 20% at one month and 36% at six months; study completion beyond the originally intended six-month timeframe in 75% of participants; reliance on self-reported behaviors; exclusion of potential participants if they lived in a foster-care or group home; lack of generalizability beyond urban, predominantly minority, low-income young women and to women who are not sexually active; unknown impact of repeated interviews on sexual or contraceptive behaviors; and lack of statistical power to detect differences in secondary outcomes.

这项调查原本预计75%样本数可延续观察六个月，然而，此研究受限因素包括一个月期的耗损率为20%，六个月期的耗损率为36%。这些限制来自於自发性主动陈述行为的难处、排除被领养的样本群、都会区人口流动性及整体性不佳、少数民族为主、多为低收入青少女、另有些性行为并不频繁、以及其他未知的相关因素；另外，也缺乏有力的统计方式，以进一步判读不同族群间的差异。

In addition, there have no enough studies in the mechanism of spermatogenesis arrest induced by heat, and also there are many negative effects in the male contraceptive methods during these years like surgical ligation of vas deferens. All these factors have brings researchers to found a safety and efficacy methods for the problems in male reproduction.

因此，本研究通过高温处理未成年动物的模型，从细胞及分子水平探讨高温作用后生精功能障碍的机理，并对高温引起不育的机制进行深入研究；这些研究对阻止、延缓或减弱上述因素对人类生育能力的损害有重要意义，同时也为临床治疗一些男性不育、指导未成年男性生殖保健和探索男性避孕措施的研究提供理论基础。

A Three provinces involved in this study amended their byelaws and abolished some original items on restriction of contraceptive choice.

投入评估(1)各个项目县所在的省对本省条例进行了不同程度的修订，取消在避孕选择上的一些硬性规定。

Among 224 women who had contraceptive use during the past 12 months, the methods used most often were condom (49%), withdrawal (28%) and the rhythm method (16%).

在224例曾经使用过避孕方法的女青年中，最常用的方法分别是避孕套(49%)、体外排精(28%)和安全期避孕(16%)。

The term refers to contraceptive methods approved by the Catholic church, such as the "rhythm method" or "cervical mucus observation".

这个术语是指被天主教核准的避孕方法，象&安全期避孕&或&宫颈黏液观察法&(比林斯法，见性健康网络教程&人类生殖&——译者注)。

"For a male contraceptive even a very low level of toxicity is unacceptable which is why we adopted the approach of using follicle-stimulating hormone," Dr.

&作为一个男性避孕药，哪怕它的毒性只在一个非常低的水平也是不可以的，所以我们采用了使用促卵泡激素的方法。&

"For a male contraceptive even a very low level of toxic ity is unacceptable which is why we adopted the approach of using follicle-stimulating hormone," Dr.

&作为一个男性避孕药，哪怕它的毒性只在一个非常低的水平也是不可以的，所以我们采用了使用促卵泡激素的方法。&

The new Divine Mercy Care Pharmacy in Chantilly is only one of a handful of certified US pharmacies that will flat-out refuse to sell any type of contraceptive, including birth control, condoms and morning-after pills due to their religious values.

在尚蒂依镇上，有大把的拥有药店经营许可证的药店，他们会根据他们的宗教信仰拒绝出售任何形式的避孕用具，包括节育措施，避孕套以及事后避孕药。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。