大学英语词汇短语释义解析及例句 emergency contraception
释义：
emergency contraception 紧急避孕：一种在性行为后立即采取的避孕方法，以降低怀孕的风险。通常包括紧急避孕药物（如事后避孕药）和紧急避孕器具（如宫内节育器）。
例句：
It's possible to use standard estrogen-progestin birth control pills for emergency contraception, but check with your doctor for the proper dose and timing of the pills.
服用标准的雌激素-孕激素避孕药进行紧急避孕是可行的，但须与医生讨论适当的服药剂量和时间。
She and her colleagues have just completed a review of 11 medical studies that measured the effectiveness of advance provision of emergency contraception.
So she says(In other words) while emergency contraception is effective for individual women, advance provision can't be expected to make a different in the community.
"We found that easier access to emergency contraception did help women use the pills more quickly when it was needed, and they used it more often, but despite that increased use and faster use, it didn't reduce rates of unintended pregnancy."
Controversy surrounding emergency contraception in the United States has lasted more than just one morning.
Family planning experts have been campaigning for more than five years to increase access to emergency contraception.
The only thing predicting whether or not women would buy emergency contraception over the counter was income.
Lifting these restrictions will allow emergency contraception to be stocked on store shelves, making it more accessible to everyone.
My first experience with oral contraceptives was Plan B, the emergency contraception pill.
It's a fact that rates of unprotected sex do not increase when there is more access to emergency contraception.
Another concern among some is that access to emergency contraception will increase the rates of unprotected sex, especially among teens.
Research also indicates that teens understand how to use emergency contraception and that it is not intended for ongoing, regular use.
They say lowering the age to 15 for purchasers of the morning-after pill makes emergency contraception available for women of all ages.
Emergency contraception has been available by prescription in the US since 1999, before regulators approved over-the-counter sales of the drug in 2006.
More to the point, studies have repeatedly shown that emergency contraception is safe for use by women of all ages, including teens.
"Women all over the country will no longer face arbitrary delays and barriers just to get emergency contraception, " said Nancy Northup, the group's president.
"Women all over the country will no longer face arbitrary delays and barriers just to get emergency contraception, " spokeswoman Nancy Northup told Reuters news agency.
It's the latest twist in a decade-long push for easier access to emergency contraception, which can prevent pregnancy if taken soon enough after unprotected sex.
Even minor policy resonated with me, like making emergency contraception available over the counter, something I had argued for as a 16-year-old Planned Parenthood volunteer.
Emergency contraception is effective for the first 72 hours after sex, but is more likely to work the sooner it is taken, and can cause side-effects such as nausea and diarrhoea in some women.
That's why when a woman fears she might become pregnant after her contraceptive has failed or she has had unprotected sex, she needs fast access to emergency contraception, not delays at the pharmacy counter.
