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。
控制生育的药物。
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。
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。
Will birth control solve climate change?
生育控制能解决气候变化吗？
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。
Some women have a terror of losing control in the birth process.
有些妇女惧怕在分娩过程中失去控制。
For most people, birth control is no longer such a taboo subject.
对大多数人来说，节制生育已不再是那么一个禁忌的话题。
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%。
Condoms are an effective method of birth control if used with care.
避孕套如果谨慎使用，是一种有效的节育方法。
Pregnancy, abortion, and birth control, are topics that people do not agree on.
关于怀孕、堕胎以及节育这些问题，人们都持有不同意见。
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。
If you take birth control pills, have your blood pressure checked regularly.
在用药期间需定期监测血压。
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。
The pill is the most efficient method of birth control.
避孕药是最有效的节育办法。
The pill is the most efficient method of birth control.
避孕药是最有效的节育办法。
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