risk的用法??atriskonriskbyriiskover
at ri on risk by riisk over risk分别是什么意思??
at risk 在危险中 on risk,by riisk,over risk没有这样的用法 n. 风[危, 冒]险 (损失的)风险(率); 保险金额; 被保险人[物] risk capital (=venture capital) 冒风险投资的资本 a poor risk for surgery 手术成功的希望不大的病患 【习惯用语】 a poor risk for insurance 风险大的保险户 at risk 在危险中 (妇女不采取避孕措施)冒怀孕的危险 at all risks (=at any risk) 无论冒什么危险; 无论如何 at one's own [the owner's, the buyer's] risk (损失、风险等)由自已[物主、买主] 负责 at the risk of (=at riskto) 冒...之险; 不顾...之风险 run [take] a risk(s) 冒险 run[take] the risk of doing sth. 冒险做某事 take no risks