risk意思为风险、危险,是可数名词,因为风险的种类有很多,如健康风险、财产风险等,因此他作为可数名词,常说many risks.
You have no right to take risks with other people's lives.
你没有权利拿别人的生命去冒险。
It was a difficult decision but we decided to risk it.
这件事决心难下，但我们决定冒险一试。
There is still a risk that the whole deal will fall through.
整桩买卖化为泡影的风险仍然存在。
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