differentialKK [ˏdɪfɚˋɛnʃəl] /ˌdɪfɚˈɛnʃəl/发音名词1差额、价差、差距The pay differential between the two departments keeps widening every year.这两个部门之间的薪资差距每年都在扩大。2差速器机械The mechanic said the differential on my truck needs replacing.技师说我货车上的差速器需要更换。3微分数学He spent the afternoon working through a page of differentials.他花了一个下午算完一整页的微分。形容词1差别的、区别对待的The report found differential treatment of applicants from rural areas.报告发现来自乡村地区的申请人受到差别待遇。2差异的、有差别的Differential rates of growth were recorded across the three regions.三个地区记录到的成长率有明显差异。3微分的数学The course covers differential equations in the second semester.这门课在下学期会教微分方程。用这个字练口说→