at risk处于危险中
risk management风险管理
3.No matter what you call it, learning something new involves taking risks and risking failure.
不管你怎么称呼它,学习新事物的过程本身就是一场冒险。
4."We don't want a society", he said with a furrowed brow, "where you cannot go walking with your child or your poodle without risking an attack."
“我们不想要一个这样的社会。”他皱着眉说,“在这里你根本无法保证与你的小孩或狮子狗散步时不受到攻击。”