The first cause of the liberation of women was the development of effective birth-control methods, freeing women from the endless cycle of childbearing and rearing.
妇女的解放首先起因于有效的节育措施的出现，从而将女人从生养孩子的无尽循环中解放出来。
Thousands of years ago, there was no television or Internet, no McDonald's, birth-control pills, Viagra, plastic surgery, alarm clocks, artificial lighting or paternity tests.
几千年前，没有电视和互联网，没有麦当劳，没有避孕药、伟哥、整形手术、闹钟、人工照明和亲子鉴定。
In fact, one expert noted that, for decades, many American women have been pharmaceutically ending their periods with more traditional birth-control pills with no resulting problems.
事实上，一名专家指出，过去数十年来许多美国妇女已经采用更为传统的避孕药物来终止其经期，并没有出现不良后果。
Using the basal body temperature method for birth control requires motivation and diligence.
为了控制生育使用基础体温法，需要足够的动力和勤勉。
Different types of combination birth control pills contain different doses of estrogen and progestin.
不同种类的生育控制组合药片含有不同剂量的雌激素和黄体酮。
It's now almost universally accepted that women will use birth control to delay, space out, or limit childbearing.
人们普遍认为，女人会用它来控制生育，延缓或者限制生孩子的进程。
Despite birth control and egalitarian values in modern society, these primitive patterns persist in the subconscious, Ackerman said.
阿克曼说，即使是现代社会有生育控制和两性平等的观念，这些古老而原始的模式在人的潜意识中仍长期存在。
"We're thrilled to win an Ig Nobel, because the study was somewhat of a parody in the first place," Anderson said, adding she does not recommend using Coke for birth control purposes.
安德森说：“能赢得另类诺贝尔奖我们非常激动，因为这项研究原本是很好笑的。”她同时说不建议人们将可乐用于生育控制。
Scientists are also working to develop chemicals to control the birth rate in deer populations.
科学家们也在努力研制化学物质来控制鹿群的出生率。
During this period, people's exploration of the women issue involved many aspects, including birth control.
人们探讨妇女问题涉及到许多方面，其中包括生育节制问题。
The newly domesticated animals behaved better, were easier to control, and may have enjoyed a higher birth rate, which in turn yielded greater milk supplies.
新驯养的动物表现更好，它们更容易控制，出生率也更高，且反过来也会提供更多奶源。
"At birth, offspring in the high-fat group had blood sugar levels that were twice as high as those in the control group, even though their mothers had normal levels," Strakovsky said.
“即使母鼠血糖浓度正常，高脂肪组刚出生的子鼠血糖浓度也为另一组的两倍，”塔斯特拉·科斯基说。
Today's methods of birth control make it possible for a couple to choose whether or not to have a child.
如今的节育措施使一对夫妇可以选择是否要生育孩子。
Some Suggestions on establishing the medical security system of rural birth control family were put forward.
同时就如何建立农村计生家庭的医疗保障体系提出了相关建议。
The Centers for Disease Control and Prevention released data recently showing that in 2009 the preterm birth rate declined, for the third year in a row, to 12.18 percent of all births.
疾病控制和预防中心最近发布的资料表明近三年来早产的比例连续在下降并在2009年下降到占总出生率的12.18%。
Boffins are pondering birth control for elephants, including even vasectomies.
科学家正在考虑对大象进行节育，包括对公象做切除输精管手术。
This is also a great time to discuss birth control and when and how to discontinue it.
这时候也可以谈谈节育以及停止节育的事情。
The work also suggests that going on or off the birth control pill might influence a woman's choice in men.
这些发现揭示，节育药会影响到女性对男性的选择。
And while Mason of Personhood USA says he doesn't think his proposals would interfere with most forms of birth control, he doesn't deny that some could.
虽然“美国人格地位”的梅森说，他不认为他们的建议会干扰到大多数的节育方法，同时，他也不否认有些节育方法可能因此受到影响。
Drea's study showed that birth control dramatically altered the way the lemurs smell.
迪亚的研究结果显示节育能显著改变狐猴释放气味的方式。
New birth control options are important for women as research has shown that as many as 47 percent of women miss one or more pills per month thus increasing the risk of pregnancy.
新的避孕方式对于广大女性是非常重要的，研究表明高达47%的女性在一个月中一次或者多次忘记服用避孕药，这样就增加了怀孕的风险。
He favours inheritance tax and gives money to such causes as birth control and anti-nuclear campaigning.
他支持遗产税，并且出钱支持诸如节育和反核运动这样的事业。
Two thirds of those people who are illiterate are women and about 200 to 250 million women don't have access to birth control they want.
这些文盲中有三分之二是妇女，大约有2亿至2.5亿妇女无法获得她们想要的节育措施。
Arden is now 14, and the two have discussed puberty, healthy relationships and birth control.
奥尔登现在14岁，她和妈妈讨论过青春期、健康的恋爱关系以及节育的问题。
Oral birth control pills contain hormones that prevent ovulation and reduce the severity of menstrual cramps.
口服含激素的药片会阻止排卵和降低痛经的严重度。
The original female birth control pill was developed as a fertility treatment, but when it failed, researchers realized they had a potentially effective contraceptive on their hands.
女性避孕药最初用来治疗不育，但失败之后，研究人员却发现他们拥有了一种有潜在避孕效果的药。
The ruling said that employers cannot be required to provide birth control as part of health insurance policies.
这项判决表示，不能要求雇主提供节育作为健康保险政策的一部分。
The ruling said that employers cannot be required to provide birth control as part of health insurance policies.
这项判决表示，不能要求雇主提供节育作为健康保险政策的一部分。
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