| 例句 |
Her calculation was out by several orders of magnitude.她的计算结果差了几个数量级。These molecules are several orders of magnitude smaller than a grain of sand.这些分子比一粒沙子小好几个数量级。Donations to the organization increased by an order of magnitude after the earthquake.地震后那家机构收到的捐赠增加了一个数量级。 |