order of magnitude
美 
英 
- n.数量级(量度物理量大小的标准,用以 10 为底的指数表达)
 - 网络绝对值的阶;量级估算;科学数量级
 
order of magnitude
显示所有例句
1.  | 数量级(量度物理量大小的标准,用以 10 为底的指数表达)a level in a system of ordering things by size or amount, where each level is higher by a factor of ten  | 
The actual measurement is two orders of magnitude(= a hundred times) greater than we expected. 实际测量结果比我们预料的大两个量级(即一百倍)。  | |
The problem is of the same order of magnitude for all concerned. 这个问题对有关各方的影响是一样大的。  |