在英文中,"risky"是形容词,意思是有风险的。

例如:

Taking on too much debt can be risky for a company. (对公司来说,承担过多的债务可能有风险。)
It's risky to invest in a new business without doing thorough research. (在没有进行全面调查的情况下投资新公司是有风险的。)
Driving too fast can be risky for both the driver and other people on the road. (开车太快可能对司机和其他道路上的人都有风险。)

"Risk"是名词,意思是风险。

例如:

The risk of getting into a car accident increases when you drive while tired. (当你疲倦时开车的风险会增加。)
Investing in stocks carries some risk, but it can also provide good returns. (投资股票有一定风险,但也可能带来良好的回报。)

"Risk"还可以作为动词,意思是冒险。

例如:

He decided to risk his pfe to save the child from the burning building. (他决定冒着生命危险去救孩子。)
She didn't want to risk her savings on a new business venture. (她不想将自己的储蓄押在新的商业项目上。)