It has its perils and its merits.

这玩意儿有它危险，也有它好处。

But there was serious and substantial items, too.

但也有检测出危险及实质性物品事件。

The beacon was activated. Who is in danger?

信号灯亮了。谁有危险？

We learn about who we are and what is expected of us based on interactions with others so, to a four-year-old, if Mommy or Daddy doesn't like him or her, there is the danger that they will abandon them.

我与他人互动来了解自我，了解他人对我期望，因此，对于一个四岁孩子来说，如果妈妈或爸爸不喜欢自己，他就有被抛弃危险。

But the most important and intriguing changes are taking place in middle-income countries, which contain most of the world's people and have some of the most dangerous roads.

但是，最重要和最耐人寻味变化发生在中等入国家，这些国家人口占世界大多数，也有一些最危险道路。

The hike is long and at times dangerous.

徒步路程很远，有时还会有危险。

Despite the danger, he makes a challenge. The defending male rises to meet him.

尽管有危险，但它仍然发起挑战。守卫雄猫熊起身迎战。

As Ms Williams's example shows, birth can still be botched and hazardous.

正如威廉姆斯女士例子所，生育仍然可能有危险意外。

And there's something dangerous about glamour throughout most of history. When the witches cast a magic spell on you, it was not in your self-interest.

而且关于魅力有一些危险地方人类历史大部分情况下，当女巫对你抛出一个不符合你自身利益魔力咒符。

And then you see how much more dangerous Covid-19 can be.

而现在我来检视Covid-19 相较之下有多危险。

It's probably not going to be survivable out here.

人在那里有生命危险。

Is the U.S. at risk of losing a war?

美国有输掉战争危险吗?

So put simply, without a solid foundation in maths, our children risk being left behind, shut out of the careers they aspire to; and the lives that they want to lead.

所以简单地说，没有扎实数学基础，我孩子就有被落下危险，会被排除在他向往事业之外;以及他想要生活之外。

He answered all my questions in great detail -but then when I asked how much access he had to dangerous substances he wouldn't tell me exactly what his work involved.

他详细回答了我每一个问题，但是当我在之后问他涉及危险物质有多少时，他却不告诉我他工作到底是什么了。

More than just the risk of arrest, there's the risk against our lives.

不仅仅是有被逮捕危险，我生命也受到威胁。

Obviously the -- the government of Japan and the IOC will not make a decision to go ahead if there's danger to athletes, danger to -- to spectators.

很显，如果对运动员有危险，对观众有危险，日本政府和国际奥委会将不会做出推迟决定。

What do you think the dangers of dieting are?

你觉得节食有哪些危险？

" Do not touch the exhibits. Some of them are dangerous" .

“切勿触摸展品。某些展品有危险！”

There are always some risks in every adventure.

每次冒险总是会有一些危险。

In regards to humans and animals - even with our ozone layer, we can't stare at the Sun for more than 60 seconds without risking blindness - with a 100% decrease of ozone, blindness could also set in immediately.

对于人类和动物来说——在有臭氧层情况下，我盯着太阳超60秒也会有失危险——因此一旦臭氧含量100%下降，我也会立即失。