You can visit the whole palace except for the private apartments.整个宫殿都可以参观, 只有内殿不开放。In Paris the heatwave left old people dying in their apartments.在巴黎,一些老人不堪热浪在他们的公寓中死去....seventy apartments, shops, offices, a restauran...
指数可以用于反映一组变量的综合变化.A single index may reflect a composite, or group, of changing variables.在热力学中,我们经常涉及两个或更多变量的函数.In thermodynamics we usually deal with functions of two or more variables.外生变量可以包括内生变量的后滞值.Exogenous variab...