risk是什么意思 risk to do还是doing
They risk their lives in order that we may live more safely. 他们冒了生死危险使我们生活得更安全。
They risked losing everything. 他们冒失去一切的危险。
A lot of people run the risk of being killed. 许多人冒着被杀害的危险。
They knew they risked being arrested.
Pregnant women who are heavy drinkers risk damaging the unborn foetus.
The captain was not willing to risk taking his ship through the straits in such bad weather.
(1) 要表示冒危险，通常与动词run, take等搭配。如：run the risk (of sth/ of doing sth)
to be or put yourself in a situation in which sth bad could happen to you
We dont want to run the risk of losing their business.
Investment is all about running risks.
I knew I was running a great many risks.
Why run the risk? 为什么要冒这种危险?
There was so much to lose (that) we couldn’t take any risks. 损失这么多，我们不能冒任何风险了。
run a risk (of sth/of doing sth)
to be in a situation in which sth bad could happen to you
People who are overweight run a risk of a heart attack or stroke.
Thats a risk Im not prepared to take.
You have no right to take risks with other peoples lives.
(2) 表示……的危险，其后通常不接不定式，而接 of doing sth。如：
He dare not run [take] the risk of being caught by the police. 他不敢冒被警察抓住的危险。
~ (to sth)
The group was considered to be a risk to national security.
There’s not much risk of losing money if you bet on that horse. 如果你押那匹马，输钱的风险不太大。
There is a small risk of brain damage from the procedure
The officers had run the risk of being dismissed
比较run [take] the risk of doing sth与run [take] a risk in doing sth：前者指冒做某事的危险或风险，其中的of doing sth为修饰the risk的定语；后者指做某事有危险或冒风险，其中的in doing sth是状语，in有类似when的含义。如：
I took a risk in telling him the news at that moment. 我那时把消息告诉他，那是冒了风险的。
Youre taking a big risk showing this to Kravis
①at risk 处境危险，在危险中
How much at risk is the smoker? 吸烟者的危险性有多大?
Smoking places you at serious risk of cardiovascular and respiratory disease.
If they have the virus they are putting patients at risk.
②at one’s own risk 对发生的事负责，自担风险
Persons swimming beyond this point do so at their own risk. 游泳者超越此界限若有意外后果自负。
Those who wish to come here will do so at their own risk.
③at the risk of 冒……的危险
He saved my life at the risk of losing his own.他冒着生命危险救了我的性命。
An estimated seven million people are at risk of starvation
She risked her own life to help a disabled woman