If several of these conditions are present at the same time, a person's body temperature may rise above safe levels.

VOA: special.2010.07.27

So things can be dangerous. But generally, if you're smart, I think it's a very safe place to live.

因此，危险还是存在的。但大多数情况下，只要你精明点，我认为那儿还是一个非常安全的居住地。

在上西区 - SpeakingMax英语口语达人

In the rivers you're not safe. If you don't bother them,they don't bother you.

VOA: special.2010.10.29

Use hot water and water that is safe for drinking if they are available.

VOA: special.2010.07.19

"If we show that this is safe, other academic centers in the United States as well as in Europe can then form their own pacemaker reutilization programs and really help out countries in Africa, really help out countries in Asia, who really have no other access to these type of devices."

VOA: special.2010.06.02

"And if we go down that road, we are going to make this country less safe.

VOA: standard.2009.11.25

... Twenty-six year-old Louis Jacques Franto told us if the government wants to move us that is fine, as long as it is safe.

VOA: standard.2010.03.29

Congressman Boehner of Ohio. "If we abandon Afghanistan, it will return to a safe haven for the Taliban and al-Qaida to plan and execute more attacks on Americans,"

VOA: standard.2009.09.28

"For example." "we cannot determine if a drug is going to work in a human being, and be safe in a human being by testing that drug in cell culture models.

VOA: standard.2010.02.16

It seemed to me also that every living African, whether in good or ill health, is prey to many enemies of health that would interact one upon the other in many ways within one human body, Critics feared if President Mbeki appeared to doubt the link between HIV and the disease, people would not practice safe sex and use condoms.

VOA: standard.2010.05.17