朱倩说：“这是一个极端罕见的以外，但是杨的悲剧经历应该拉响警钟。
This was an extremely rare incident but Yang's tragic experience should ring a big alarm.
在统计学中，风险管理的标准方法是基于“钟形曲线”（或曰正态分布）的，绝大多数结果分布在中间，极端情况十分罕见。
The standard statistical approach to risk management is based on a “bell curve” or normal distribution, in which most results are in the middle and extremes are rare.
他们发现了很极端的现实：巨型哺乳动物，长久以来被认为是罕见的，其实对整个星球来说再常见不过了。
What they discovered was extraordinary: Giant mammals, long believed to be somewhat rare, were common across the entire planet.
应用推荐