海拔和纬度的变化趋势不明显.Elevational and latitudinal trends were not pronounced.相等纬度的连线叫纬圈.Lines of equal latitude are called parallels.这些变化类似于地球重力随纬度的变化.These changes correspond in a way to the variations of the earth's gravi...
socially acceptable behaviour合乎社会规范的行为They were socially uprooted and transplanted.他们成群结队地背井离乡,迁居他处.He believes that unemployment is socially divisive and is leading to the creation of an underclass.他认为失业会造成社会分化，道致贫困阶层的产...