1. In making the investment, he hazarded all his savings. 他不顾风险，把所有的积蓄全都投了资。
2. But risks must be taken, because the greatest hazard in life is to risk nothing. 但是你必须冒险，因为生命中最大的冒险，就是不冒任何的险。
3. Oxygen concentrations in excess of 23% increase the hazard exposure to personnel and material. 氧浓度超过23%增加了暴露于其中的人员和材料的危险。
英英解释
n.
1. a source of danger; a possibility of incurring loss or misfortune
2. an unknown and unpredictable phenomenon that causes an event to result one way rather than another
3. an obstacle on a golf course v.
1. put forward, of a guess, in spite of possible refutation
2. put at risk
3. take a risk in the hope of a favorable outcome
网络释义
hazard 危险;
危害;
冒险;
障碍：指水障碍、沙坑及如耙子等可移动障碍;
hazard to 危险;
water hazard 水障碍;
积水处 如小河.水潭;
水障碍 高尔夫球道上的河流、湖泊、池塘或者小溪，通常用柱子标出障碍界限。;
水障碍区;
