等级【理】order of magnitude; grade

• 估计宋美龄中年时的财产达到了千万银圆的数量级。

  It is estimated that in her middle age, Song Meiling's wealth was in the order of millions of silver yuan.

• 星巴克咖啡在华门店达到这个数量级一共花了11年。

  It took a total of 11 years for the number of Starbucks coffee outlets in China to reach this order of magnitude.