Snow can be beautiful to look at, but it can also be dangerous.

VOA: special.2010.01.05

Because her brothers have naturally done what any brother would do accompanying a sister in a dangerous forest at night.

因为她的弟弟,做了任何一个弟弟深夜跟随着姐姐,在一个危险森林会做的事。

耶鲁公开课 - 弥尔顿课程节选

Is it dangerous to hang out at night?

晚上出去危险吗？

伦敦的夜生活 - SpeakingMax英语口语达人

The area at the time was extremely dangerous.

VOA: special.2010.02.15

At the same time it's dangerous.

但同时，这又很危险。

耶鲁公开课 - 现代诗歌课程节选

A mineralogist at the California Institute of Technology, Rossman says serpentine is only dangerous if you grind it up and inhale the particles.

VOA: standard.2010.07.26

They face harrassment at almost every level," The New York-based Committee to Protect Journalists ranks Russia as the third most dangerous country to work.

VOA: standard.2009.11.02

But what the White House sees as a necessary,thoughtful process to arrive at the best-possible decision on an eight-year conflict is seen as dangerous "dithering" by Republican legislators.

VOA: standard.2009.11.23

But Lee Smith's new book concludes that diminishing the American presence in the Middle East at this moment could create dangerous new instabilities that could worsen,not improve, the prospects for peace in the region.

VOA: standard.2010.03.18