amount at总计amountn.数量；总额vi.总计；等于amount of substance物质量amount of discharge排量amount of variation变异量amount undercharged少算款项amount over withheld[经] 溢扣额, 多扣的数额amount of subsidence沉降量amount of forgetting遗忘量amount of deflection垂度,变位度,偏差数值amount of the offset抵销金额amount concentration量浓度