Unprotected sex and contaminated needles are the leading cause of transmission.

无保护的性行为和污的针头是传播的主要原因。

It must be taken shortly after unprotected sex.

在无保护措施的性行为后，必须尽快摄入种药品。

The narrow Unprotected atolls in the South Pacific are on average only two metres above sea level.

座南太平洋狭窄的无保护环礁平均海拔仅2米。

The 36-year old man is being charged with sexual assault and abusing a vulnerable adult.

名36岁的男护士被控性侵无自我保护能力的成年人。

They also explain that having unprotected sex can cause one person to pass the virus on to another.

他们还解释道，进行无保护措施的性行为，会使感艾滋病毒传给另一个人。

A candle in the wind describes something that is weak, unprotected and likely to fail or possibly even die.

A candle in the wind（风中之烛）形容脆弱、无保护以及可能会倒下甚至可能会死掉的事物。

And it's a matter of keeping those who can't get vaccinated safe.

是一个关乎于保护无那些法接种疫苗的民众的安全。

Experts cautioned against unprotected sex, but the infection could also be passed during childbirth.

专家告诫不要进行无保护的性行为，但种感也可能在程中传播。

But the question is, how come this government school was unprotected and that many Nigerians say we're seeing Chibok times two?

但是现在的问题是，所公立学校为何无保护措施，而且许多尼日利亚人说我们看到了奇博克案的重演？

People transmit HIV by having unprotected sex, by receiving infected blood transfusions or, as in Xiaohua's case, through birth.

人们通无保护措施的性行为、接受受感的输血或像小华一样通传播艾滋病毒。

Women who restricted their calories in this manner were more likely to report memory loss, injury, abuse, and unprotected sex when drinking.

以种方式限制卡路里的女性更有可能在饮酒时报告记忆丧失、受伤、虐待和无保护的性行为。

That was the first in a long series of rulings that gutted the Fourth Amendment's protection against unreasonable searches and seizures.

是漫长统治时期中第一个破坏第四修正案中保护无正当理由搜查和逮捕条款的做法。

The Xerces Society for Invertebrate Conservation has been counting western overwinter populations in California and Arizona for the last 28 years.

去28年来，Xerces无脊椎动物保护协会一直在统计加利福尼亚州和亚利桑那州西部越冬帝王蝶的数量。

The Xerces Society for Invertebrate Conservation, based in Oregon, said the causes for this include the use of chemicals to kill insects, known as pesticides.

位于俄勒冈州的Xerces无脊椎动物保护协会表示，造成种情况的原因包括使用化学物质来杀死昆虫，即杀虫剂。

And the two things are quite distinct and there's no reason to think that Nato countries in Europe are unprotected because there's still, you know, air power.

而两件事是截然不同的，没有理由认为欧洲的北约国家会处于无保护状态，因为它们仍然拥有空中力量。

And equipped with all of these awesome new features it dominated the Cambrian seas; feasting on a diet of worms and other unprotected invertebrates, it flourished and diversified quickly.

并配备了所有些令人敬畏的新功能， 它统治了寒武纪海域；它以蠕虫和其他不受保护的无脊椎动物为食，迅速繁衍和多样化。

This means that the 10 percent lucky enough to survive the disease can still pass it on many months later. Men through unprotected sex and pregnant women to the fetus and through breast milk.

意味着幸存的10%仍然可以在几个月后传播病毒：男性通无保护的性行为，孕妇通母乳传给胎儿。

This was true both for test hooks and for controls, suggesting other factors were at play—but a second experiment comparing entire lines that were guarded and unguarded would be needed to prove the point securely.

对于测试挂钩和控制都是如此，表明其他因素在起作用——但需要进行第二个实验来比较有保护和无保护的整条线，以可靠地证明一点。

Modern studies present a more optimistic look with the percentage of women unable to conceive within a year of unprotected intercourse at 13% to 14% for women aged 27 to 34 and 18% for women aged 35 to 39.

现代研究的结果更为乐观，年龄在27岁至34岁之间的女性在进行无保护措施的性行为后，一年内无法怀孕的比例为13%至14%，而年龄在35岁至39岁之间的女性为18%。