单词：instrumental contraception
单词：instrumental contraception 相关文章
Providing emergency contraception before it's needed does not affect unwanted pregnancy rate Philip Graitcer | Atlanta, Georgia 22 March 2010 Family planning experts wondered if having emergency contraceptives on hand would prevent unwanted pregnanci
VOA标准英语2010年(三月)
Long-Term, Reversible Contraception Gains Traction With Young Women play pause stop mute unmute max volume 00:0004:07repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Fl
2016年NPR美国国家公共电台10月
This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the
Scientific American(四)月
WHO Issues New Contraception Guidelines 世卫组织发布新的避孕指南 The World Health Organization says women's rights must be respected and protected when they seek contraception services. The WHO has issued new guidelines for policymakers a
VOA标准英语2014年(三月)
Single mothers can receive free contraception if they want it. The new policy is that a single mother on a benefit has to look for part-time work when the child is five. However, if she has another child while she is on a benefit, she has to look for
新西兰英语
I must pause for one fast second and say a fast word about oral contraception. 我必须打断一下，很快地说一句关于口头避孕的事。 I was involved in an extremely good example of oral contraception two weeks ago. 两星期前，我碰到
伍迪单口相声精选