Finally,the United States Supreme Court ruled that racial separation in the Montgomery bus system was unconstitutional.

VOA: special.2011.01.17

And so what I get is the energy of the system at the equilibrium separation is given by minus z plus.

这就是通过减去z+得到得平衡分离时,我得到的能量体系。

麻省理工公开课 - 固态化学导论课程节选